diff --git a/RHEL-139799-fix-bundled-urllib3-CVE-2025-66471.patch b/RHEL-139799-fix-bundled-urllib3-CVE-2025-66471.patch new file mode 100644 index 0000000..635998d --- /dev/null +++ b/RHEL-139799-fix-bundled-urllib3-CVE-2025-66471.patch @@ -0,0 +1,1017 @@ +--- a/aws/urllib3/response.py 2023-10-17 19:42:56.000000000 +0200 ++++ b/aws/urllib3/response.py 2026-01-13 11:24:13.592292511 +0100 +@@ -23,6 +23,7 @@ + from .exceptions import ( + BodyNotHttplibCompatible, + DecodeError, ++ DependencyWarning, + HTTPError, + IncompleteRead, + InvalidChunkLength, +@@ -41,34 +42,60 @@ + class DeflateDecoder(object): + def __init__(self): + self._first_try = True +- self._data = b"" ++ self._first_try_data = b"" ++ self._unfed_data = b"" + self._obj = zlib.decompressobj() + + def __getattr__(self, name): + return getattr(self._obj, name) + +- def decompress(self, data): +- if not data: ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ data = self._unfed_data + data ++ self._unfed_data = b"" ++ if not data and not self._obj.unconsumed_tail: + return data ++ original_max_length = max_length ++ if original_max_length < 0: ++ max_length = 0 ++ elif original_max_length == 0: ++ # We should not pass 0 to the zlib decompressor because 0 is ++ # the default value that will make zlib decompress without a ++ # length limit. ++ # Data should be stored for subsequent calls. ++ self._unfed_data = data ++ return b"" + ++ # Subsequent calls always reuse `self._obj`. zlib requires ++ # passing the unconsumed tail if decompression is to continue. + if not self._first_try: +- return self._obj.decompress(data) ++ return self._obj.decompress( ++ self._obj.unconsumed_tail + data, max_length=max_length ++ ) + +- self._data += data ++ # First call tries with RFC 1950 ZLIB format. ++ self._first_try_data += data + try: +- decompressed = self._obj.decompress(data) ++ decompressed = self._obj.decompress(data, max_length=max_length) + if decompressed: + self._first_try = False +- self._data = None ++ self._first_try_data = b"" + return decompressed ++ # On failure, it falls back to RFC 1951 DEFLATE format. + except zlib.error: + self._first_try = False + self._obj = zlib.decompressobj(-zlib.MAX_WBITS) + try: +- return self.decompress(self._data) ++ return self.decompress( ++ self._first_try_data, max_length=original_max_length ++ ) + finally: +- self._data = None ++ self._first_try_data = b"" + ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return bool(self._unfed_data) or ( ++ bool(self._obj.unconsumed_tail) and not self._first_try ++ ) + + class GzipDecoderState(object): + +@@ -81,30 +108,64 @@ + def __init__(self): + self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) + self._state = GzipDecoderState.FIRST_MEMBER ++ self._unconsumed_tail = b"" + + def __getattr__(self, name): + return getattr(self._obj, name) + +- def decompress(self, data): ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: + ret = bytearray() +- if self._state == GzipDecoderState.SWALLOW_DATA or not data: ++ if self._state == GzipDecoderState.SWALLOW_DATA: ++ return bytes(ret) ++ ++ if max_length == 0: ++ # We should not pass 0 to the zlib decompressor because 0 is ++ # the default value that will make zlib decompress without a ++ # length limit. ++ # Data should be stored for subsequent calls. ++ self._unconsumed_tail += data ++ return b"" ++ ++ # zlib requires passing the unconsumed tail to the subsequent ++ # call if decompression is to continue. ++ data = self._unconsumed_tail + data ++ if not data and self._obj.eof: + return bytes(ret) ++ + while True: + try: +- ret += self._obj.decompress(data) ++ ret += self._obj.decompress( ++ data, max_length=max(max_length - len(ret), 0) ++ ) + except zlib.error: + previous_state = self._state + # Ignore data after the first error + self._state = GzipDecoderState.SWALLOW_DATA ++ self._unconsumed_tail = b"" + if previous_state == GzipDecoderState.OTHER_MEMBERS: + # Allow trailing garbage acceptable in other gzip clients + return bytes(ret) + raise +- data = self._obj.unused_data ++ ++ self._unconsumed_tail = data = ( ++ self._obj.unconsumed_tail or self._obj.unused_data ++ ) ++ if max_length > 0 and len(ret) >= max_length: ++ break ++ + if not data: + return bytes(ret) +- self._state = GzipDecoderState.OTHER_MEMBERS +- self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) ++ # When the end of a gzip member is reached, a new decompressor ++ # must be created for unused (possibly future) data. ++ if self._obj.eof: ++ self._state = GzipDecoderState.OTHER_MEMBERS ++ self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) ++ ++ return bytes(ret) ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return bool(self._unconsumed_tail) + + + if brotli is not None: +@@ -116,9 +177,35 @@ + def __init__(self): + self._obj = brotli.Decompressor() + if hasattr(self._obj, "decompress"): +- self.decompress = self._obj.decompress ++ setattr(self, "_decompress", self._obj.decompress) + else: +- self.decompress = self._obj.process ++ setattr(self, "_decompress", self._obj.process) ++ ++ # Requires Brotli >= 1.2.0 for `output_buffer_limit`. ++ def _decompress(self, data: bytes, output_buffer_limit: int = -1) -> bytes: ++ raise NotImplementedError() ++ ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ try: ++ if max_length > 0: ++ return self._decompress(data, output_buffer_limit=max_length) ++ else: ++ return self._decompress(data) ++ except TypeError: ++ # Fallback for Brotli/brotlicffi/brotlipy versions without ++ # the `output_buffer_limit` parameter. ++ warnings.warn( ++ "Brotli >= 1.2.0 is required to prevent decompression bombs.", ++ DependencyWarning, ++ ) ++ return self._decompress(data) ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ try: ++ return not self._obj.can_accept_more_data() ++ except AttributeError: ++ return False + + def flush(self): + if hasattr(self._obj, "flush"): +@@ -141,10 +228,35 @@ + def flush(self): + return self._decoders[0].flush() + +- def decompress(self, data): +- for d in reversed(self._decoders): +- data = d.decompress(data) +- return data ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ if max_length <= 0: ++ for d in reversed(self._decoders): ++ data = d.decompress(data) ++ return data ++ ++ ret = bytearray() ++ # Every while loop iteration goes through all decoders once. ++ # It exits when enough data is read or no more data can be read. ++ # It is possible that the while loop iteration does not produce ++ # any data because we retrieve up to `max_length` from every ++ # decoder, and the amount of bytes may be insufficient for the ++ # next decoder to produce enough/any output. ++ while True: ++ any_data = False ++ for d in reversed(self._decoders): ++ data = d.decompress(data, max_length=max_length - len(ret)) ++ if data: ++ any_data = True ++ # We should not break when no data is returned because ++ # next decoders may produce data even with empty input. ++ ret += data ++ if not any_data or len(ret) >= max_length: ++ return bytes(ret) ++ data = b"" ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return any(d.has_unconsumed_tail for d in self._decoders) + + + def _get_decoder(mode): +@@ -624,7 +736,11 @@ + for line in self.read_chunked(amt, decode_content=decode_content): + yield line + else: +- while not is_fp_closed(self._fp): ++ while ( ++ not is_fp_closed(self._fp) ++ or len(self._decoded_buffer) > 0 ++ or (self._decoder and self._decoder.has_unconsumed_tail) ++ ): + data = self.read(amt=amt, decode_content=decode_content) + + if data: +@@ -830,7 +946,10 @@ + break + chunk = self._handle_chunk(amt) + decoded = self._decode( +- chunk, decode_content=decode_content, flush_decoder=False ++ chunk, ++ decode_content=decode_content, ++ flush_decoder=False, ++ max_length=amt, + ) + if decoded: + yield decoded + +--- a/azure/urllib3/response.py 2023-10-17 19:42:56.000000000 +0200 ++++ b/azure/urllib3/response.py 2026-01-13 11:24:13.592292511 +0100 +@@ -23,6 +23,7 @@ + from .exceptions import ( + BodyNotHttplibCompatible, + DecodeError, ++ DependencyWarning, + HTTPError, + IncompleteRead, + InvalidChunkLength, +@@ -41,34 +42,60 @@ + class DeflateDecoder(object): + def __init__(self): + self._first_try = True +- self._data = b"" ++ self._first_try_data = b"" ++ self._unfed_data = b"" + self._obj = zlib.decompressobj() + + def __getattr__(self, name): + return getattr(self._obj, name) + +- def decompress(self, data): +- if not data: ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ data = self._unfed_data + data ++ self._unfed_data = b"" ++ if not data and not self._obj.unconsumed_tail: + return data ++ original_max_length = max_length ++ if original_max_length < 0: ++ max_length = 0 ++ elif original_max_length == 0: ++ # We should not pass 0 to the zlib decompressor because 0 is ++ # the default value that will make zlib decompress without a ++ # length limit. ++ # Data should be stored for subsequent calls. ++ self._unfed_data = data ++ return b"" + ++ # Subsequent calls always reuse `self._obj`. zlib requires ++ # passing the unconsumed tail if decompression is to continue. + if not self._first_try: +- return self._obj.decompress(data) ++ return self._obj.decompress( ++ self._obj.unconsumed_tail + data, max_length=max_length ++ ) + +- self._data += data ++ # First call tries with RFC 1950 ZLIB format. ++ self._first_try_data += data + try: +- decompressed = self._obj.decompress(data) ++ decompressed = self._obj.decompress(data, max_length=max_length) + if decompressed: + self._first_try = False +- self._data = None ++ self._first_try_data = b"" + return decompressed ++ # On failure, it falls back to RFC 1951 DEFLATE format. + except zlib.error: + self._first_try = False + self._obj = zlib.decompressobj(-zlib.MAX_WBITS) + try: +- return self.decompress(self._data) ++ return self.decompress( ++ self._first_try_data, max_length=original_max_length ++ ) + finally: +- self._data = None ++ self._first_try_data = b"" + ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return bool(self._unfed_data) or ( ++ bool(self._obj.unconsumed_tail) and not self._first_try ++ ) + + class GzipDecoderState(object): + +@@ -81,30 +108,64 @@ + def __init__(self): + self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) + self._state = GzipDecoderState.FIRST_MEMBER ++ self._unconsumed_tail = b"" + + def __getattr__(self, name): + return getattr(self._obj, name) + +- def decompress(self, data): ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: + ret = bytearray() +- if self._state == GzipDecoderState.SWALLOW_DATA or not data: ++ if self._state == GzipDecoderState.SWALLOW_DATA: ++ return bytes(ret) ++ ++ if max_length == 0: ++ # We should not pass 0 to the zlib decompressor because 0 is ++ # the default value that will make zlib decompress without a ++ # length limit. ++ # Data should be stored for subsequent calls. ++ self._unconsumed_tail += data ++ return b"" ++ ++ # zlib requires passing the unconsumed tail to the subsequent ++ # call if decompression is to continue. ++ data = self._unconsumed_tail + data ++ if not data and self._obj.eof: + return bytes(ret) ++ + while True: + try: +- ret += self._obj.decompress(data) ++ ret += self._obj.decompress( ++ data, max_length=max(max_length - len(ret), 0) ++ ) + except zlib.error: + previous_state = self._state + # Ignore data after the first error + self._state = GzipDecoderState.SWALLOW_DATA ++ self._unconsumed_tail = b"" + if previous_state == GzipDecoderState.OTHER_MEMBERS: + # Allow trailing garbage acceptable in other gzip clients + return bytes(ret) + raise +- data = self._obj.unused_data ++ ++ self._unconsumed_tail = data = ( ++ self._obj.unconsumed_tail or self._obj.unused_data ++ ) ++ if max_length > 0 and len(ret) >= max_length: ++ break ++ + if not data: + return bytes(ret) +- self._state = GzipDecoderState.OTHER_MEMBERS +- self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) ++ # When the end of a gzip member is reached, a new decompressor ++ # must be created for unused (possibly future) data. ++ if self._obj.eof: ++ self._state = GzipDecoderState.OTHER_MEMBERS ++ self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) ++ ++ return bytes(ret) ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return bool(self._unconsumed_tail) + + + if brotli is not None: +@@ -116,9 +177,35 @@ + def __init__(self): + self._obj = brotli.Decompressor() + if hasattr(self._obj, "decompress"): +- self.decompress = self._obj.decompress ++ setattr(self, "_decompress", self._obj.decompress) + else: +- self.decompress = self._obj.process ++ setattr(self, "_decompress", self._obj.process) ++ ++ # Requires Brotli >= 1.2.0 for `output_buffer_limit`. ++ def _decompress(self, data: bytes, output_buffer_limit: int = -1) -> bytes: ++ raise NotImplementedError() ++ ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ try: ++ if max_length > 0: ++ return self._decompress(data, output_buffer_limit=max_length) ++ else: ++ return self._decompress(data) ++ except TypeError: ++ # Fallback for Brotli/brotlicffi/brotlipy versions without ++ # the `output_buffer_limit` parameter. ++ warnings.warn( ++ "Brotli >= 1.2.0 is required to prevent decompression bombs.", ++ DependencyWarning, ++ ) ++ return self._decompress(data) ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ try: ++ return not self._obj.can_accept_more_data() ++ except AttributeError: ++ return False + + def flush(self): + if hasattr(self._obj, "flush"): +@@ -141,10 +228,35 @@ + def flush(self): + return self._decoders[0].flush() + +- def decompress(self, data): +- for d in reversed(self._decoders): +- data = d.decompress(data) +- return data ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ if max_length <= 0: ++ for d in reversed(self._decoders): ++ data = d.decompress(data) ++ return data ++ ++ ret = bytearray() ++ # Every while loop iteration goes through all decoders once. ++ # It exits when enough data is read or no more data can be read. ++ # It is possible that the while loop iteration does not produce ++ # any data because we retrieve up to `max_length` from every ++ # decoder, and the amount of bytes may be insufficient for the ++ # next decoder to produce enough/any output. ++ while True: ++ any_data = False ++ for d in reversed(self._decoders): ++ data = d.decompress(data, max_length=max_length - len(ret)) ++ if data: ++ any_data = True ++ # We should not break when no data is returned because ++ # next decoders may produce data even with empty input. ++ ret += data ++ if not any_data or len(ret) >= max_length: ++ return bytes(ret) ++ data = b"" ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return any(d.has_unconsumed_tail for d in self._decoders) + + + def _get_decoder(mode): +@@ -624,7 +736,11 @@ + for line in self.read_chunked(amt, decode_content=decode_content): + yield line + else: +- while not is_fp_closed(self._fp): ++ while ( ++ not is_fp_closed(self._fp) ++ or len(self._decoded_buffer) > 0 ++ or (self._decoder and self._decoder.has_unconsumed_tail) ++ ): + data = self.read(amt=amt, decode_content=decode_content) + + if data: +@@ -830,7 +946,10 @@ + break + chunk = self._handle_chunk(amt) + decoded = self._decode( +- chunk, decode_content=decode_content, flush_decoder=False ++ chunk, ++ decode_content=decode_content, ++ flush_decoder=False, ++ max_length=amt, + ) + if decoded: + yield decoded +--- a/google/urllib3/response.py 2023-10-17 19:42:56.000000000 +0200 ++++ b/google/urllib3/response.py 2026-01-13 11:24:13.592292511 +0100 +@@ -23,6 +23,7 @@ + from .exceptions import ( + BodyNotHttplibCompatible, + DecodeError, ++ DependencyWarning, + HTTPError, + IncompleteRead, + InvalidChunkLength, +@@ -41,34 +42,60 @@ + class DeflateDecoder(object): + def __init__(self): + self._first_try = True +- self._data = b"" ++ self._first_try_data = b"" ++ self._unfed_data = b"" + self._obj = zlib.decompressobj() + + def __getattr__(self, name): + return getattr(self._obj, name) + +- def decompress(self, data): +- if not data: ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ data = self._unfed_data + data ++ self._unfed_data = b"" ++ if not data and not self._obj.unconsumed_tail: + return data ++ original_max_length = max_length ++ if original_max_length < 0: ++ max_length = 0 ++ elif original_max_length == 0: ++ # We should not pass 0 to the zlib decompressor because 0 is ++ # the default value that will make zlib decompress without a ++ # length limit. ++ # Data should be stored for subsequent calls. ++ self._unfed_data = data ++ return b"" + ++ # Subsequent calls always reuse `self._obj`. zlib requires ++ # passing the unconsumed tail if decompression is to continue. + if not self._first_try: +- return self._obj.decompress(data) ++ return self._obj.decompress( ++ self._obj.unconsumed_tail + data, max_length=max_length ++ ) + +- self._data += data ++ # First call tries with RFC 1950 ZLIB format. ++ self._first_try_data += data + try: +- decompressed = self._obj.decompress(data) ++ decompressed = self._obj.decompress(data, max_length=max_length) + if decompressed: + self._first_try = False +- self._data = None ++ self._first_try_data = b"" + return decompressed ++ # On failure, it falls back to RFC 1951 DEFLATE format. + except zlib.error: + self._first_try = False + self._obj = zlib.decompressobj(-zlib.MAX_WBITS) + try: +- return self.decompress(self._data) ++ return self.decompress( ++ self._first_try_data, max_length=original_max_length ++ ) + finally: +- self._data = None ++ self._first_try_data = b"" + ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return bool(self._unfed_data) or ( ++ bool(self._obj.unconsumed_tail) and not self._first_try ++ ) + + class GzipDecoderState(object): + +@@ -81,30 +108,64 @@ + def __init__(self): + self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) + self._state = GzipDecoderState.FIRST_MEMBER ++ self._unconsumed_tail = b"" + + def __getattr__(self, name): + return getattr(self._obj, name) + +- def decompress(self, data): ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: + ret = bytearray() +- if self._state == GzipDecoderState.SWALLOW_DATA or not data: ++ if self._state == GzipDecoderState.SWALLOW_DATA: ++ return bytes(ret) ++ ++ if max_length == 0: ++ # We should not pass 0 to the zlib decompressor because 0 is ++ # the default value that will make zlib decompress without a ++ # length limit. ++ # Data should be stored for subsequent calls. ++ self._unconsumed_tail += data ++ return b"" ++ ++ # zlib requires passing the unconsumed tail to the subsequent ++ # call if decompression is to continue. ++ data = self._unconsumed_tail + data ++ if not data and self._obj.eof: + return bytes(ret) ++ + while True: + try: +- ret += self._obj.decompress(data) ++ ret += self._obj.decompress( ++ data, max_length=max(max_length - len(ret), 0) ++ ) + except zlib.error: + previous_state = self._state + # Ignore data after the first error + self._state = GzipDecoderState.SWALLOW_DATA ++ self._unconsumed_tail = b"" + if previous_state == GzipDecoderState.OTHER_MEMBERS: + # Allow trailing garbage acceptable in other gzip clients + return bytes(ret) + raise +- data = self._obj.unused_data ++ ++ self._unconsumed_tail = data = ( ++ self._obj.unconsumed_tail or self._obj.unused_data ++ ) ++ if max_length > 0 and len(ret) >= max_length: ++ break ++ + if not data: + return bytes(ret) +- self._state = GzipDecoderState.OTHER_MEMBERS +- self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) ++ # When the end of a gzip member is reached, a new decompressor ++ # must be created for unused (possibly future) data. ++ if self._obj.eof: ++ self._state = GzipDecoderState.OTHER_MEMBERS ++ self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) ++ ++ return bytes(ret) ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return bool(self._unconsumed_tail) + + + if brotli is not None: +@@ -116,9 +177,35 @@ + def __init__(self): + self._obj = brotli.Decompressor() + if hasattr(self._obj, "decompress"): +- self.decompress = self._obj.decompress ++ setattr(self, "_decompress", self._obj.decompress) + else: +- self.decompress = self._obj.process ++ setattr(self, "_decompress", self._obj.process) ++ ++ # Requires Brotli >= 1.2.0 for `output_buffer_limit`. ++ def _decompress(self, data: bytes, output_buffer_limit: int = -1) -> bytes: ++ raise NotImplementedError() ++ ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ try: ++ if max_length > 0: ++ return self._decompress(data, output_buffer_limit=max_length) ++ else: ++ return self._decompress(data) ++ except TypeError: ++ # Fallback for Brotli/brotlicffi/brotlipy versions without ++ # the `output_buffer_limit` parameter. ++ warnings.warn( ++ "Brotli >= 1.2.0 is required to prevent decompression bombs.", ++ DependencyWarning, ++ ) ++ return self._decompress(data) ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ try: ++ return not self._obj.can_accept_more_data() ++ except AttributeError: ++ return False + + def flush(self): + if hasattr(self._obj, "flush"): +@@ -141,10 +228,35 @@ + def flush(self): + return self._decoders[0].flush() + +- def decompress(self, data): +- for d in reversed(self._decoders): +- data = d.decompress(data) +- return data ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ if max_length <= 0: ++ for d in reversed(self._decoders): ++ data = d.decompress(data) ++ return data ++ ++ ret = bytearray() ++ # Every while loop iteration goes through all decoders once. ++ # It exits when enough data is read or no more data can be read. ++ # It is possible that the while loop iteration does not produce ++ # any data because we retrieve up to `max_length` from every ++ # decoder, and the amount of bytes may be insufficient for the ++ # next decoder to produce enough/any output. ++ while True: ++ any_data = False ++ for d in reversed(self._decoders): ++ data = d.decompress(data, max_length=max_length - len(ret)) ++ if data: ++ any_data = True ++ # We should not break when no data is returned because ++ # next decoders may produce data even with empty input. ++ ret += data ++ if not any_data or len(ret) >= max_length: ++ return bytes(ret) ++ data = b"" ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return any(d.has_unconsumed_tail for d in self._decoders) + + + def _get_decoder(mode): +@@ -624,7 +736,11 @@ + for line in self.read_chunked(amt, decode_content=decode_content): + yield line + else: +- while not is_fp_closed(self._fp): ++ while ( ++ not is_fp_closed(self._fp) ++ or len(self._decoded_buffer) > 0 ++ or (self._decoder and self._decoder.has_unconsumed_tail) ++ ): + data = self.read(amt=amt, decode_content=decode_content) + + if data: +@@ -830,7 +946,10 @@ + break + chunk = self._handle_chunk(amt) + decoded = self._decode( +- chunk, decode_content=decode_content, flush_decoder=False ++ chunk, ++ decode_content=decode_content, ++ flush_decoder=False, ++ max_length=amt, + ) + if decoded: + yield decoded +--- a/kubevirt/urllib3/response.py 2023-10-17 19:42:56.000000000 +0200 ++++ b/kubevirt/urllib3/response.py 2026-01-13 11:24:13.592292511 +0100 +@@ -23,6 +23,7 @@ + from .exceptions import ( + BodyNotHttplibCompatible, + DecodeError, ++ DependencyWarning, + HTTPError, + IncompleteRead, + InvalidChunkLength, +@@ -41,34 +42,60 @@ + class DeflateDecoder(object): + def __init__(self): + self._first_try = True +- self._data = b"" ++ self._first_try_data = b"" ++ self._unfed_data = b"" + self._obj = zlib.decompressobj() + + def __getattr__(self, name): + return getattr(self._obj, name) + +- def decompress(self, data): +- if not data: ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ data = self._unfed_data + data ++ self._unfed_data = b"" ++ if not data and not self._obj.unconsumed_tail: + return data ++ original_max_length = max_length ++ if original_max_length < 0: ++ max_length = 0 ++ elif original_max_length == 0: ++ # We should not pass 0 to the zlib decompressor because 0 is ++ # the default value that will make zlib decompress without a ++ # length limit. ++ # Data should be stored for subsequent calls. ++ self._unfed_data = data ++ return b"" + ++ # Subsequent calls always reuse `self._obj`. zlib requires ++ # passing the unconsumed tail if decompression is to continue. + if not self._first_try: +- return self._obj.decompress(data) ++ return self._obj.decompress( ++ self._obj.unconsumed_tail + data, max_length=max_length ++ ) + +- self._data += data ++ # First call tries with RFC 1950 ZLIB format. ++ self._first_try_data += data + try: +- decompressed = self._obj.decompress(data) ++ decompressed = self._obj.decompress(data, max_length=max_length) + if decompressed: + self._first_try = False +- self._data = None ++ self._first_try_data = b"" + return decompressed ++ # On failure, it falls back to RFC 1951 DEFLATE format. + except zlib.error: + self._first_try = False + self._obj = zlib.decompressobj(-zlib.MAX_WBITS) + try: +- return self.decompress(self._data) ++ return self.decompress( ++ self._first_try_data, max_length=original_max_length ++ ) + finally: +- self._data = None ++ self._first_try_data = b"" + ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return bool(self._unfed_data) or ( ++ bool(self._obj.unconsumed_tail) and not self._first_try ++ ) + + class GzipDecoderState(object): + +@@ -81,30 +108,64 @@ + def __init__(self): + self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) + self._state = GzipDecoderState.FIRST_MEMBER ++ self._unconsumed_tail = b"" + + def __getattr__(self, name): + return getattr(self._obj, name) + +- def decompress(self, data): ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: + ret = bytearray() +- if self._state == GzipDecoderState.SWALLOW_DATA or not data: ++ if self._state == GzipDecoderState.SWALLOW_DATA: ++ return bytes(ret) ++ ++ if max_length == 0: ++ # We should not pass 0 to the zlib decompressor because 0 is ++ # the default value that will make zlib decompress without a ++ # length limit. ++ # Data should be stored for subsequent calls. ++ self._unconsumed_tail += data ++ return b"" ++ ++ # zlib requires passing the unconsumed tail to the subsequent ++ # call if decompression is to continue. ++ data = self._unconsumed_tail + data ++ if not data and self._obj.eof: + return bytes(ret) ++ + while True: + try: +- ret += self._obj.decompress(data) ++ ret += self._obj.decompress( ++ data, max_length=max(max_length - len(ret), 0) ++ ) + except zlib.error: + previous_state = self._state + # Ignore data after the first error + self._state = GzipDecoderState.SWALLOW_DATA ++ self._unconsumed_tail = b"" + if previous_state == GzipDecoderState.OTHER_MEMBERS: + # Allow trailing garbage acceptable in other gzip clients + return bytes(ret) + raise +- data = self._obj.unused_data ++ ++ self._unconsumed_tail = data = ( ++ self._obj.unconsumed_tail or self._obj.unused_data ++ ) ++ if max_length > 0 and len(ret) >= max_length: ++ break ++ + if not data: + return bytes(ret) +- self._state = GzipDecoderState.OTHER_MEMBERS +- self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) ++ # When the end of a gzip member is reached, a new decompressor ++ # must be created for unused (possibly future) data. ++ if self._obj.eof: ++ self._state = GzipDecoderState.OTHER_MEMBERS ++ self._obj = zlib.decompressobj(16 + zlib.MAX_WBITS) ++ ++ return bytes(ret) ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return bool(self._unconsumed_tail) + + + if brotli is not None: +@@ -116,9 +177,35 @@ + def __init__(self): + self._obj = brotli.Decompressor() + if hasattr(self._obj, "decompress"): +- self.decompress = self._obj.decompress ++ setattr(self, "_decompress", self._obj.decompress) + else: +- self.decompress = self._obj.process ++ setattr(self, "_decompress", self._obj.process) ++ ++ # Requires Brotli >= 1.2.0 for `output_buffer_limit`. ++ def _decompress(self, data: bytes, output_buffer_limit: int = -1) -> bytes: ++ raise NotImplementedError() ++ ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ try: ++ if max_length > 0: ++ return self._decompress(data, output_buffer_limit=max_length) ++ else: ++ return self._decompress(data) ++ except TypeError: ++ # Fallback for Brotli/brotlicffi/brotlipy versions without ++ # the `output_buffer_limit` parameter. ++ warnings.warn( ++ "Brotli >= 1.2.0 is required to prevent decompression bombs.", ++ DependencyWarning, ++ ) ++ return self._decompress(data) ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ try: ++ return not self._obj.can_accept_more_data() ++ except AttributeError: ++ return False + + def flush(self): + if hasattr(self._obj, "flush"): +@@ -141,10 +228,35 @@ + def flush(self): + return self._decoders[0].flush() + +- def decompress(self, data): +- for d in reversed(self._decoders): +- data = d.decompress(data) +- return data ++ def decompress(self, data: bytes, max_length: int = -1) -> bytes: ++ if max_length <= 0: ++ for d in reversed(self._decoders): ++ data = d.decompress(data) ++ return data ++ ++ ret = bytearray() ++ # Every while loop iteration goes through all decoders once. ++ # It exits when enough data is read or no more data can be read. ++ # It is possible that the while loop iteration does not produce ++ # any data because we retrieve up to `max_length` from every ++ # decoder, and the amount of bytes may be insufficient for the ++ # next decoder to produce enough/any output. ++ while True: ++ any_data = False ++ for d in reversed(self._decoders): ++ data = d.decompress(data, max_length=max_length - len(ret)) ++ if data: ++ any_data = True ++ # We should not break when no data is returned because ++ # next decoders may produce data even with empty input. ++ ret += data ++ if not any_data or len(ret) >= max_length: ++ return bytes(ret) ++ data = b"" ++ ++ @property ++ def has_unconsumed_tail(self) -> bool: ++ return any(d.has_unconsumed_tail for d in self._decoders) + + + def _get_decoder(mode): +@@ -624,7 +736,11 @@ + for line in self.read_chunked(amt, decode_content=decode_content): + yield line + else: +- while not is_fp_closed(self._fp): ++ while ( ++ not is_fp_closed(self._fp) ++ or len(self._decoded_buffer) > 0 ++ or (self._decoder and self._decoder.has_unconsumed_tail) ++ ): + data = self.read(amt=amt, decode_content=decode_content) + + if data: +@@ -830,7 +946,10 @@ + break + chunk = self._handle_chunk(amt) + decoded = self._decode( +- chunk, decode_content=decode_content, flush_decoder=False ++ chunk, ++ decode_content=decode_content, ++ flush_decoder=False, ++ max_length=amt, + ) + if decoded: + yield decoded diff --git a/RHEL-140796-fix-bundled-urllib3-CVE-2026-21441.patch b/RHEL-140796-fix-bundled-urllib3-CVE-2026-21441.patch new file mode 100644 index 0000000..7c6505f --- /dev/null +++ b/RHEL-140796-fix-bundled-urllib3-CVE-2026-21441.patch @@ -0,0 +1,59 @@ +--- a/aws/urllib3/response.py 2023-10-17 19:42:56.000000000 +0200 ++++ b/aws/urllib3/response.py 2026-01-13 14:17:48.477104360 +0100 +@@ -292,7 +292,11 @@ + Unread data in the HTTPResponse connection blocks the connection from being released back to the pool. + """ + try: +- self.read() ++ self.read( ++ # Do not spend resources decoding the content unless ++ # decoding has already been initiated. ++ decode_content=self._has_decoded_content, ++ ) + except (HTTPError, SocketError, BaseSSLError, HTTPException): + pass + +--- a/azure/urllib3/response.py 2023-10-17 19:42:56.000000000 +0200 ++++ b/azure/urllib3/response.py 2026-01-13 14:17:48.477104360 +0100 +@@ -292,7 +292,11 @@ + Unread data in the HTTPResponse connection blocks the connection from being released back to the pool. + """ + try: +- self.read() ++ self.read( ++ # Do not spend resources decoding the content unless ++ # decoding has already been initiated. ++ decode_content=self._has_decoded_content, ++ ) + except (HTTPError, SocketError, BaseSSLError, HTTPException): + pass + +--- a/google/urllib3/response.py 2023-10-17 19:42:56.000000000 +0200 ++++ b/google/urllib3/response.py 2026-01-13 14:17:48.477104360 +0100 +@@ -292,7 +292,11 @@ + Unread data in the HTTPResponse connection blocks the connection from being released back to the pool. + """ + try: +- self.read() ++ self.read( ++ # Do not spend resources decoding the content unless ++ # decoding has already been initiated. ++ decode_content=self._has_decoded_content, ++ ) + except (HTTPError, SocketError, BaseSSLError, HTTPException): + pass + +--- a/kubevirt/urllib3/response.py 2023-10-17 19:42:56.000000000 +0200 ++++ b/kubevirt/urllib3/response.py 2026-01-13 14:17:48.477104360 +0100 +@@ -292,7 +292,11 @@ + Unread data in the HTTPResponse connection blocks the connection from being released back to the pool. + """ + try: +- self.read() ++ self.read( ++ # Do not spend resources decoding the content unless ++ # decoding has already been initiated. ++ decode_content=self._has_decoded_content, ++ ) + except (HTTPError, SocketError, BaseSSLError, HTTPException): + pass diff --git a/fence-agents.spec b/fence-agents.spec index 444a6be..8f57a38 100644 --- a/fence-agents.spec +++ b/fence-agents.spec @@ -57,7 +57,7 @@ Name: fence-agents Summary: Set of unified programs capable of host isolation ("fencing") Version: 4.10.0 -Release: 102%{?alphatag:.%{alphatag}}%{?dist} +Release: 103%{?alphatag:.%{alphatag}}%{?dist} License: GPLv2+ and LGPLv2+ URL: https://github.com/ClusterLabs/fence-agents Source0: https://fedorahosted.org/releases/f/e/fence-agents/%{name}-%{version}.tar.gz @@ -266,6 +266,8 @@ Patch2000: bz2217902-2-aws-azure-fix-bundled-dateutil-CVE-2007-4559.patch Patch2001: RHEL-43562-fix-bundled-urllib3-CVE-2024-37891.patch Patch2002: RHEL-95901-pkg_resources-suppress-UserWarning.patch Patch2003: RHEL-136069-fix-bundled-urllib3-CVE-2025-66418.patch +Patch2004: RHEL-139799-fix-bundled-urllib3-CVE-2025-66471.patch +Patch2005: RHEL-140796-fix-bundled-urllib3-CVE-2026-21441.patch %global supportedagents amt_ws apc apc_snmp bladecenter brocade cisco_mds cisco_ucs compute drac5 eaton_snmp emerson eps evacuate hpblade ibmblade ibm_powervs ibm_vpc ifmib ilo ilo_moonshot ilo_mp ilo_ssh intelmodular ipdu ipmilan kdump kubevirt lpar mpath nutanix_ahv redfish rhevm rsa rsb sbd scsi vmware_rest vmware_soap wti %ifarch x86_64 @@ -516,6 +518,8 @@ pushd support /usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=2 < %{PATCH2001} /usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=0 < %{PATCH2002} /usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=0 < %{PATCH2003} +/usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=0 < %{PATCH2004} +/usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=0 < %{PATCH2005} %endif popd @@ -1576,6 +1580,11 @@ are located on corosync cluster nodes. %endif %changelog +* Tue Jan 13 2026 Oyvind Albrigtsen - 4.10.0-103 +- bundled urllib3: fix CVE-2025-66471 +- bundled urllib3: fix CVE-2026-21441 + Resolves: RHEL-139799, RHEL-140796 + * Fri Jan 2 2026 Oyvind Albrigtsen - 4.10.0-102 - bundled urllib3: fix CVE-2025-66418 Resolves: RHEL-136069