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- bundled urllib3: fix CVE-2025-66418

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Resolves: RHEL-136027
This commit is contained in:
Oyvind Albrigtsen 2026-01-06 09:54:09 +01:00
parent 0fb6608935
commit 24b54bef7c
2 changed files with 75 additions and 1 deletions
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68
RHEL-136027-fix-bundled-urllib3-CVE-2025-66418.patch Normal file
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@ -0,0 +1,68 @@
--- a/aws/urllib3/response.py 2023-10-17 19:42:56.000000000 +0200
+++ b/aws/urllib3/response.py 2026-01-02 11:19:25.583808492 +0100
@@ -135,8 +135,18 @@
they were applied.
"""
+ # Maximum allowed number of chained HTTP encodings in the
+ # Content-Encoding header.
+ max_decode_links = 5
+
def __init__(self, modes):
- self._decoders = [_get_decoder(m.strip()) for m in modes.split(",")]
+ encodings = [m.strip() for m in modes.split(",")]
+ if len(encodings) > self.max_decode_links:
+ raise DecodeError(
+ "Too many content encodings in the chain: "
+ f"{len(encodings)} > {self.max_decode_links}"
+ )
+ self._decoders = [_get_decoder(e) for e in encodings]
def flush(self):
return self._decoders[0].flush()
--- a/azure/urllib3/response.py 2023-10-17 19:42:56.000000000 +0200
+++ b/azure/urllib3/response.py 2026-01-02 11:19:25.583808492 +0100
@@ -135,8 +135,18 @@
they were applied.
"""
+ # Maximum allowed number of chained HTTP encodings in the
+ # Content-Encoding header.
+ max_decode_links = 5
+
def __init__(self, modes):
- self._decoders = [_get_decoder(m.strip()) for m in modes.split(",")]
+ encodings = [m.strip() for m in modes.split(",")]
+ if len(encodings) > self.max_decode_links:
+ raise DecodeError(
+ "Too many content encodings in the chain: "
+ f"{len(encodings)} > {self.max_decode_links}"
+ )
+ self._decoders = [_get_decoder(e) for e in encodings]
def flush(self):
return self._decoders[0].flush()
--- a/kubevirt/urllib3/response.py 2023-10-17 19:42:56.000000000 +0200
+++ b/kubevirt/urllib3/response.py 2026-01-02 11:19:25.583808492 +0100
@@ -135,8 +135,18 @@
they were applied.
"""
+ # Maximum allowed number of chained HTTP encodings in the
+ # Content-Encoding header.
+ max_decode_links = 5
+
def __init__(self, modes):
- self._decoders = [_get_decoder(m.strip()) for m in modes.split(",")]
+ encodings = [m.strip() for m in modes.split(",")]
+ if len(encodings) > self.max_decode_links:
+ raise DecodeError(
+ "Too many content encodings in the chain: "
+ f"{len(encodings)} > {self.max_decode_links}"
+ )
+ self._decoders = [_get_decoder(e) for e in encodings]
def flush(self):
return self._decoders[0].flush()

8
fence-agents.spec
View File

@ -87,7 +87,7 @@
Name: fence-agents
Summary: Set of unified programs capable of host isolation ("fencing")
Version: 4.2.1
Release: 129%{?alphatag:.%{alphatag}}%{?dist}.16
Release: 129%{?alphatag:.%{alphatag}}%{?dist}.17
License: GPLv2+ and LGPLv2+
Group: System Environment/Base
URL: https://github.com/ClusterLabs/fence-agents
@ -336,6 +336,7 @@ Patch2000: bz2218234-2-aws-fix-bundled-dateutil-CVE-2007-4559.patch
Patch2001: RHEL-43568-2-aws-fix-bundled-urllib3-CVE-2024-37891.patch
Patch2002: RHEL-104741-2-aliyun-aws-azure-fix-bundled-requests-CVE-2024-47081.patch
Patch2003: RHEL-109814-2-botocore-add-SkipOsShutdown.patch
Patch2004: RHEL-136027-fix-bundled-urllib3-CVE-2025-66418.patch
%if 0%{?fedora} || 0%{?rhel} > 7
%global supportedagents amt_ws apc apc_snmp bladecenter brocade cisco_mds cisco_ucs compute drac5 eaton_snmp emerson eps evacuate hds_cb 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
@ -695,6 +696,7 @@ pushd %{buildroot}/usr/lib/fence-agents/%{bundled_lib_dir}
/usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=2 < %{PATCH2001}
/usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=2 < %{PATCH2002}
/usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=0 < %{PATCH2003}
/usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=0 < %{PATCH2004}
%endif
popd
@ -1628,6 +1630,10 @@ Fence agent for IBM z/VM over IP.
%endif
%changelog
* Tue Jan 6 2026 Oyvind Albrigtsen <oalbrigt@redhat.com> - 4.2.1-129.17
- bundled urllib3: fix CVE-2025-66418
Resolves: RHEL-136027
* Mon Nov 3 2025 Oyvind Albrigtsen <oalbrigt@redhat.com> - 4.2.1-129.16
- fence_nutanix_ahv: new fence agent
Resolves: RHEL-110964