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Author SHA1 Message Date
dafc59baf0 Import from CS git 2024-05-22 13:56:55 +03:00
CentOS Sources
936732df47 import zziplib-0.13.68-9.el8 2021-12-08 12:28:38 +00:00
CentOS Sources
c0a6678c14 import zziplib-0.13.68-8.el8 2021-09-10 06:17:27 +00:00
4 changed files with 336 additions and 2 deletions

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@ -0,0 +1,59 @@
diff --git a/bins/unzip-mem.c b/bins/unzip-mem.c
index c45cb72..ff564a5 100644
--- a/bins/unzip-mem.c
+++ b/bins/unzip-mem.c
@@ -88,10 +88,53 @@ static void zzip_mem_entry_pipe(ZZIP_MEM_DISK* disk,
}
}
+
+
+
+static inline void
+remove_dotdotslash(char *path)
+{
+ /* Note: removing "../" from the path ALWAYS shortens the path, never adds to it! */
+ char *dotdotslash;
+ int warned = 0;
+
+ dotdotslash = path;
+ while ((dotdotslash = strstr(dotdotslash, "../")) != NULL)
+ {
+ /*
+ * Remove only if at the beginning of the pathname ("../path/name")
+ * or when preceded by a slash ("path/../name"),
+ * otherwise not ("path../name..")!
+ */
+ if (dotdotslash == path || dotdotslash[-1] == '/')
+ {
+ char *src, *dst;
+ if (!warned)
+ {
+ /* Note: the first time through the pathname is still intact */
+ fprintf(stderr, "Removing \"../\" path component(s) in %s\n", path);
+ warned = 1;
+ }
+ /* We cannot use strcpy(), as there "The strings may not overlap" */
+ for (src = dotdotslash+3, dst=dotdotslash; (*dst = *src) != '\0'; src++, dst++)
+ ;
+ }
+ else
+ dotdotslash +=3; /* skip this instance to prevent infinite loop */
+ }
+}
+
static void zzip_mem_entry_make(ZZIP_MEM_DISK* disk,
ZZIP_MEM_ENTRY* entry)
{
- FILE* file = fopen (entry->zz_name, "w");
+ char name_stripped[PATH_MAX+1];
+ FILE* file;
+
+ strncpy(name_stripped, entry->zz_name, PATH_MAX);
+ name_stripped[PATH_MAX]='\0';
+ remove_dotdotslash(name_stripped);
+
+ file = fopen (name_stripped, "wb");
if (file) { zzip_mem_entry_pipe (disk, entry, file); fclose (file); }
perror (entry->zz_name);
if (status < EXIT_WARNINGS) status = EXIT_WARNINGS;

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@ -0,0 +1,218 @@
From ac9ae39ef419e9f0f83da1e583314d8c7cda34a6 Mon Sep 17 00:00:00 2001
From: Guido Draheim <guidod@gmx.de>
Date: Mon, 4 Jan 2021 21:48:45 +0100
Subject: [PATCH 1/7] #68 ssize_t return value of zzip_file_read is a signed
value being possibly -1
---
bins/unzzipcat-zip.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/bins/unzzipcat-zip.c b/bins/unzzipcat-zip.c
index dd78c2b..385aeaf 100644
--- a/bins/unzzipcat-zip.c
+++ b/bins/unzzipcat-zip.c
@@ -34,7 +34,7 @@ static void unzzip_cat_file(ZZIP_DIR* disk, char* name, FILE* out)
if (file)
{
char buffer[1024]; int len;
- while ((len = zzip_file_read (file, buffer, 1024)))
+ while (0 < (len = zzip_file_read (file, buffer, 1024)))
{
fwrite (buffer, 1, len, out);
}
--
2.32.0
From 7e786544084548da7fcfcd9090d3c4e7f5777f7e Mon Sep 17 00:00:00 2001
From: Guido Draheim <guidod@gmx.de>
Date: Mon, 4 Jan 2021 21:50:26 +0100
Subject: [PATCH 2/7] #68 return value of zzip_mem_disk_fread is signed
---
bins/unzip-mem.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/bins/unzip-mem.c b/bins/unzip-mem.c
index cc009f8..50eb5a6 100644
--- a/bins/unzip-mem.c
+++ b/bins/unzip-mem.c
@@ -81,7 +81,7 @@ static void zzip_mem_entry_pipe(ZZIP_MEM_DISK* disk,
if (file)
{
char buffer[1024]; int len;
- while ((len = zzip_mem_disk_fread (buffer, 1024, 1, file)))
+ while (0 < (len = zzip_mem_disk_fread (buffer, 1024, 1, file)))
fwrite (buffer, len, 1, out);
zzip_mem_disk_fclose (file);
@@ -115,7 +115,7 @@ static void zzip_mem_entry_test(ZZIP_MEM_DISK* disk,
{
unsigned long crc = crc32 (0L, NULL, 0);
unsigned char buffer[1024]; int len;
- while ((len = zzip_mem_disk_fread (buffer, 1024, 1, file))) {
+ while (0 < (len = zzip_mem_disk_fread (buffer, 1024, 1, file))) {
crc = crc32 (crc, buffer, len);
}
--
2.32.0
From d453977f59ca59c61bf59dec28dd724498828f2a Mon Sep 17 00:00:00 2001
From: Guido Draheim <guidod@gmx.de>
Date: Mon, 4 Jan 2021 21:51:12 +0100
Subject: [PATCH 3/7] #68 return value of zzip_entry_fread is signed
---
bins/unzzipcat-big.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/bins/unzzipcat-big.c b/bins/unzzipcat-big.c
index 111ef47..ecebe11 100644
--- a/bins/unzzipcat-big.c
+++ b/bins/unzzipcat-big.c
@@ -26,7 +26,7 @@ static void unzzip_big_entry_fprint(ZZIP_ENTRY* entry, FILE* out)
if (file)
{
char buffer[1024]; int len;
- while ((len = zzip_entry_fread (buffer, 1024, 1, file)))
+ while (0 < (len = zzip_entry_fread (buffer, 1024, 1, file)))
{
DBG2("entry read %i", len);
fwrite (buffer, len, 1, out);
@@ -45,7 +45,7 @@ static void unzzip_cat_file(FILE* disk, char* name, FILE* out)
if (file)
{
char buffer[1024]; int len;
- while ((len = zzip_entry_fread (buffer, 1024, 1, file)))
+ while (0 < (len = zzip_entry_fread (buffer, 1024, 1, file)))
fwrite (buffer, len, 1, out);
zzip_entry_fclose (file);
--
2.32.0
From 0a9db9ded9d15fbdb63bf5cf451920d0a368c00e Mon Sep 17 00:00:00 2001
From: Guido Draheim <guidod@gmx.de>
Date: Mon, 4 Jan 2021 21:51:56 +0100
Subject: [PATCH 4/7] #68 return value of zzip_mem_disk_fread is signed
---
bins/unzzipcat-mem.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/bins/unzzipcat-mem.c b/bins/unzzipcat-mem.c
index 6bd79b7..1b5bc22 100644
--- a/bins/unzzipcat-mem.c
+++ b/bins/unzzipcat-mem.c
@@ -35,7 +35,7 @@ static void unzzip_mem_entry_fprint(ZZIP_MEM_DISK* disk,
if (file)
{
char buffer[1024]; int len;
- while ((len = zzip_mem_disk_fread (buffer, 1024, 1, file)))
+ while (0 < (len = zzip_mem_disk_fread (buffer, 1024, 1, file)))
fwrite (buffer, len, 1, out);
zzip_mem_disk_fclose (file);
@@ -48,7 +48,7 @@ static void unzzip_mem_disk_cat_file(ZZIP_MEM_DISK* disk, char* name, FILE* out)
if (file)
{
char buffer[1025]; int len;
- while ((len = zzip_mem_disk_fread (buffer, 1, 1024, file)))
+ while (0 < (len = zzip_mem_disk_fread (buffer, 1, 1024, file)))
{
fwrite (buffer, 1, len, out);
}
--
2.32.0
From a34a96fbda1e58fbec5c79f4c0b5063e031ce11d Mon Sep 17 00:00:00 2001
From: Guido Draheim <guidod@gmx.de>
Date: Mon, 4 Jan 2021 21:52:47 +0100
Subject: [PATCH 5/7] #68 return value of zzip_fread is signed
---
bins/unzzipcat-mix.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/bins/unzzipcat-mix.c b/bins/unzzipcat-mix.c
index e18987d..8f3d0b8 100644
--- a/bins/unzzipcat-mix.c
+++ b/bins/unzzipcat-mix.c
@@ -34,7 +34,7 @@ static void unzzip_cat_file(ZZIP_DIR* disk, char* name, FILE* out)
if (file)
{
char buffer[1024]; int len;
- while ((len = zzip_fread (buffer, 1, 1024, file)))
+ while (0 < (len = zzip_fread (buffer, 1, 1024, file)))
{
fwrite (buffer, 1, len, out);
}
--
2.32.0
From fa1f78abe1b08544061204019016809664f2618c Mon Sep 17 00:00:00 2001
From: Guido Draheim <guidod@gmx.de>
Date: Mon, 4 Jan 2021 21:53:50 +0100
Subject: [PATCH 6/7] #68 return value of zzip_entry_fread is signed
---
bins/unzzipshow.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/bins/unzzipshow.c b/bins/unzzipshow.c
index 9d8c2ed..5672d3b 100644
--- a/bins/unzzipshow.c
+++ b/bins/unzzipshow.c
@@ -22,7 +22,7 @@ static void zzip_entry_fprint(ZZIP_ENTRY* entry, FILE* out)
if (file)
{
char buffer[1024]; int len;
- while ((len = zzip_entry_fread (buffer, 1024, 1, file)))
+ while (0 < (len = zzip_entry_fread (buffer, 1024, 1, file)))
fwrite (buffer, len, 1, out);
zzip_entry_fclose (file);
@@ -35,7 +35,7 @@ static void zzip_cat_file(FILE* disk, char* name, FILE* out)
if (file)
{
char buffer[1024]; int len;
- while ((len = zzip_entry_fread (buffer, 1024, 1, file)))
+ while (0 < (len = zzip_entry_fread (buffer, 1024, 1, file)))
fwrite (buffer, len, 1, out);
zzip_entry_fclose (file);
--
2.32.0
From f7a6fa9f0c29aecb4c2299568ed2e6094c34aca7 Mon Sep 17 00:00:00 2001
From: Guido Draheim <guidod@gmx.de>
Date: Mon, 4 Jan 2021 21:55:08 +0100
Subject: [PATCH 7/7] #68 return value of posix read(2) is signed
---
bins/zzipmake-zip.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/bins/zzipmake-zip.c b/bins/zzipmake-zip.c
index 8e09c31..b37877c 100644
--- a/bins/zzipmake-zip.c
+++ b/bins/zzipmake-zip.c
@@ -57,7 +57,7 @@ int rezzip_make (int argc, char ** argv)
continue;
}
- while ((n = read (input, buf, 16)))
+ while (0 < (n = read (input, buf, 16)))
{
zzip_write (output, buf, n);
}
--
2.32.0

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@ -0,0 +1,23 @@
From 803f49aaae16b7f2899e4769afdfc673a21fa9e8 Mon Sep 17 00:00:00 2001
From: Guido Draheim <guidod@gmx.de>
Date: Mon, 26 Feb 2024 23:17:12 +0100
Subject: [PATCH] #69 assert full zzip_file_header
---
zzip/mmapped.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/zzip/mmapped.c b/zzip/mmapped.c
index 2071882..306ba51 100644
--- a/zzip/mmapped.c
+++ b/zzip/mmapped.c
@@ -276,7 +276,8 @@ struct zzip_file_header *
zzip_disk_entry_to_file_header(ZZIP_DISK * disk, struct zzip_disk_entry *entry)
{
zzip_byte_t *const ptr = disk->buffer + zzip_disk_entry_fileoffset(entry);
- if (disk->buffer > ptr || ptr >= disk->endbuf)
+ zzip_byte_t *const end = ptr + sizeof(struct zzip_file_header);
+ if (disk->buffer > ptr || end >= disk->endbuf || end <= NULL)
{
errno = EBADMSG;
return 0;

View File

@ -1,7 +1,7 @@
Summary: Lightweight library to easily extract data from zip files
Name: zziplib
Version: 0.13.68
Release: 7%{?dist}
Release: 13%{?dist}
License: LGPLv2+ or MPLv1.1
Group: Applications/Archiving
URL: http://zziplib.sourceforge.net/
@ -23,6 +23,10 @@ Patch8: CVE-2018-16548.part2.patch
Patch9: CVE-2018-16548.part3.patch
Patch10: CVE-2018-17828.patch
Patch11: CVE-2018-17828-singlez.patch
Patch12: CVE-2020-18442.patch
Patch13: CVE-2020-18770.patch
BuildRequires: perl-interpreter
BuildRequires: python3-devel
@ -87,6 +91,9 @@ zziplib library.
%patch8 -p1
%patch9 -p1
%patch10 -p1
%patch11 -p1
%patch12 -p1
%patch13 -p1
pathfix.py -i %{__python3} -pn docs
@ -96,7 +103,9 @@ export CFLAGS="$RPM_OPT_FLAGS -fno-strict-aliasing"
--disable-static \
--enable-sdl \
--enable-frame-pointer \
--enable-builddir=_builddir
--enable-builddir=_builddir \
ac_cv_path_PYTHON=%__python3
# Remove rpath on 64bit archs
sed -i 's|^hardcode_libdir_flag_spec=.*|hardcode_libdir_flag_spec=""|g' */libtool
sed -i 's|^runpath_var=LD_RUN_PATH|runpath_var=DIE_RPATH_DIE|g' */libtool
@ -138,6 +147,31 @@ make install DESTDIR=%{buildroot}
%{_mandir}/man3/*
%changelog
* Wed Feb 28 2024 Jakub Martisko <jamartis@redhat.com> - 0.13.68-13
- Fix CVE-2020-18770
Previous patch contained segfault bug
Resolves: RHEL-14966
* Tue Feb 06 2024 Jakub Martisko <jamartis@redhat.com> - 0.13.68-12
- Add the gating tests from the 8.8.0 branch
Resolves: RHEL-24429
* Sat Jan 27 2024 Jakub Martisko <jamartis@redhat.com> - 0.13.68-11
- Use %__python3 macro during the config phase (used for doc generation)
Resolves: RHEL-22880
* Wed Jan 24 2024 Jakub Martisko <jamartis@redhat.com> - 0.13.68-10
- Fix CVE-2020-18770
Resolves: RHEL-14966
* Mon Aug 02 2021 Jakub Martisko <jamartis@redhat.com> - 0.13.68-9
- Fix CVE-2020-18442
- Resolves: CVE-2020-18442
* Tue Oct 16 2018 Jakub Martisko <jamartis@redhat.com> - 0.13.68-8
- Fix CVE-2018-17828 in the "single z" binaries
- Resolves: #1772447
* Tue Oct 16 2018 Jakub Martisko <jamartis@redhat.com> - 0.13.68-7
- Fix CVE-2018-17828
- Resolves: #1635890