https://bugzilla.redhat.com/show_bug.cgi?id=1213957
Bug ID: 1213957
Summary: libxml2: out-of-bounds memory access when parsing an
unclosed HTML comment
Product: Security Response
Component: vulnerability
Keywords: Security
Severity: medium
Priority: medium
Assignee: security-response-team(a)redhat.com
Reporter: vkaigoro(a)redhat.com
CC: athmanem(a)gmail.com, c.david86(a)gmail.com,
drizt(a)land.ru, erik-fedora(a)vanpienbroek.nl,
fedora-mingw(a)lists.fedoraproject.org,
ktietz(a)redhat.com, lfarkas(a)lfarkas.org,
ohudlick(a)redhat.com, rjones(a)redhat.com,
veillard(a)redhat.com
Following issue was reported in libxml2
(http://seclists.org/oss-sec/2015/q2/214)
"""
This is an out-of-bounds memory access in libxml2. By entering a unclosed
html comment such as <!-- the libxml2 parser didn't stop parsing at the end
of the buffer, causing random memory to be included in the parsed comment
that was returned to ruby. In Shopify, this caused ruby objects from
previous http requests to be disclosed in the rendered page.
Link to the issue in libxml2's bugtracker:
https://bugzilla.gnome.org/show_bug.cgi?id=746048
A patched version of nokogiri (which uses a embedded libxml2) is available
here:
https://github.com/Shopify/nokogiri/compare/1b1fcad8bd64ab70256666c38d2c998…
This bug is still not patched upstream, but both libxml2 and nokogiri
developers are aware of the issue.
"""
No upstream patches exist at the time of creating this Bugzilla.
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https://bugzilla.redhat.com/show_bug.cgi?id=1175542
Bug ID: 1175542
Summary: Building NASM with mingw-gcc fails in a strange manner
Product: Fedora
Version: 20
Component: mingw32-gcc
Assignee: rjones(a)redhat.com
Reporter: hpa(a)zytor.com
QA Contact: extras-qa(a)fedoraproject.org
CC: erik-fedora(a)vanpienbroek.nl,
fedora-mingw(a)lists.fedoraproject.org,
kalevlember(a)gmail.com, rjones(a)redhat.com
Description of problem:
Building NASM 2.11.07 (or from git) with i686-w63-mingw32 fails with a bunch of
duplicate symbol errors.
Removing -std=c99 from the command line seems to make it work, but I have not
been able to reduce it to a smaller example.
Version-Release number of selected component (if applicable):
mingw32-gcc-4.8.3-1.fc20.x86_64
How reproducible:
100%
Steps to Reproduce:
1. Get NASM 2.11.07 source code.
2. ./autogen.sh
3. ./configure --host=i686-w64-mingw32
4. make
Actual results:
Build failure with a bunch of strange symbol errors.
Expected results:
Executables produced.
Additional info:
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https://bugzilla.redhat.com/show_bug.cgi?id=1086514
Bug ID: 1086514
Summary: CVE-2013-7353 Integer overflow leading to a heap-based
buffer overflow in png_set_unknown_chunks()
Product: Security Response
Component: vulnerability
Keywords: Security
Severity: medium
Priority: medium
Assignee: security-response-team(a)redhat.com
Reporter: huzaifas(a)redhat.com
CC: drizt(a)land.ru, erik-fedora(a)vanpienbroek.nl,
fedora-mingw(a)lists.fedoraproject.org,
jkoncick(a)redhat.com, jkurik(a)redhat.com,
ktietz(a)redhat.com, lfarkas(a)lfarkas.org,
pfrields(a)redhat.com, phracek(a)redhat.com,
rjones(a)redhat.com
An integer overflow leading to a heap-based buffer overflow was found in the
png_set_unknown_chunks() API function of libpng. A attacker could create a
specially-crafated image file and render it with an application written to
explicitly call png_set_unknown_chunks() function, could cause libpng to crash
or execute arbitrary code with the permissions of the user running such an
application.
The vendor mentions that internal calls use safe values. These issues could
potentially affect applications that use the libpng API. Apparently no such
applications were identified.
Reference:
http://sourceforge.net/p/libpng/bugs/199/http://seclists.org/oss-sec/2014/q2/83
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https://bugzilla.redhat.com/show_bug.cgi?id=1086516
Bug ID: 1086516
Summary: CVE-2013-7354 Integer overflow leading to a heap-based
buffer overflow in png_set_sPLT() and png_set_text_2()
Product: Security Response
Component: vulnerability
Keywords: Security
Severity: medium
Priority: medium
Assignee: security-response-team(a)redhat.com
Reporter: huzaifas(a)redhat.com
CC: drizt(a)land.ru, erik-fedora(a)vanpienbroek.nl,
fedora-mingw(a)lists.fedoraproject.org,
jkoncick(a)redhat.com, jkurik(a)redhat.com,
ktietz(a)redhat.com, lfarkas(a)lfarkas.org,
pfrields(a)redhat.com, phracek(a)redhat.com,
rjones(a)redhat.com
An integer overflow leading to a heap-based buffer overflow was found in the
png_set_sPLT() and png_set_text_2() API functions of libpng. A attacker could
create a specially-crafated image file and render it with an application
written to explicitly call png_set_sPLT() or png_set_text_2() function, could
cause libpng to crash or execute arbitrary code with the permissions of the
user running such an application.
The vendor mentions that internal calls use safe values. These issues could
potentially affect applications that use the libpng API. Apparently no such
applications were identified.
Reference:
http://sourceforge.net/p/libpng/bugs/199/http://seclists.org/oss-sec/2014/q2/83
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https://bugzilla.redhat.com/show_bug.cgi?id=1213960
Bug ID: 1213960
Summary: mingw-libxml2: libxml2: out-of-bounds memory access
when parsing an unclosed HTML comment [epel-all]
Product: Fedora EPEL
Version: el6
Component: mingw-libxml2
Keywords: Security, SecurityTracking
Severity: medium
Priority: medium
Assignee: rjones(a)redhat.com
Reporter: vkaigoro(a)redhat.com
QA Contact: extras-qa(a)fedoraproject.org
CC: drizt(a)land.ru, erik-fedora(a)vanpienbroek.nl,
fedora-mingw(a)lists.fedoraproject.org,
ktietz(a)redhat.com, lfarkas(a)lfarkas.org,
rjones(a)redhat.com, veillard(a)redhat.com
Blocks: 1213957
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of Fedora EPEL.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported versions of Fedora EPEL. While
only one tracking bug has been filed, please correct all affected versions
at the same time. If you need to fix the versions independent of each
other, you may clone this bug as appropriate.
[bug automatically created by: add-tracking-bugs]
Referenced Bugs:
https://bugzilla.redhat.com/show_bug.cgi?id=1213957
[Bug 1213957] libxml2: out-of-bounds memory access when parsing an unclosed
HTML comment
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https://bugzilla.redhat.com/show_bug.cgi?id=1213959
Bug ID: 1213959
Summary: mingw-libxml2: libxml2: out-of-bounds memory access
when parsing an unclosed HTML comment [fedora-all]
Product: Fedora
Version: 21
Component: mingw-libxml2
Keywords: Security, SecurityTracking
Severity: medium
Priority: medium
Assignee: rjones(a)redhat.com
Reporter: vkaigoro(a)redhat.com
QA Contact: extras-qa(a)fedoraproject.org
CC: drizt(a)land.ru, erik-fedora(a)vanpienbroek.nl,
fedora-mingw(a)lists.fedoraproject.org,
ktietz(a)redhat.com, lfarkas(a)lfarkas.org,
rjones(a)redhat.com, veillard(a)redhat.com
Blocks: 1213957
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of Fedora.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported versions of Fedora. While only
one tracking bug has been filed, please correct all affected versions at
the same time. If you need to fix the versions independent of each other,
you may clone this bug as appropriate.
[bug automatically created by: add-tracking-bugs]
Referenced Bugs:
https://bugzilla.redhat.com/show_bug.cgi?id=1213957
[Bug 1213957] libxml2: out-of-bounds memory access when parsing an unclosed
HTML comment
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https://bugzilla.redhat.com/show_bug.cgi?id=1162666
Bug ID: 1162666
Summary: binutils: out of bounds memory write
Product: Security Response
Component: vulnerability
Keywords: Security
Severity: low
Priority: low
Assignee: security-response-team(a)redhat.com
Reporter: vkaigoro(a)redhat.com
CC: bgollahe(a)redhat.com, dan(a)danny.cz,
dhowells(a)redhat.com, erik-fedora(a)vanpienbroek.nl,
fedora-mingw(a)lists.fedoraproject.org,
jakub(a)redhat.com, kalevlember(a)gmail.com,
kanderso(a)redhat.com, ktietz(a)redhat.com,
law(a)redhat.com, lkocman(a)redhat.com, lkundrak(a)v3.sk,
mfranc(a)redhat.com, mhlavink(a)redhat.com,
nickc(a)redhat.com, ohudlick(a)redhat.com,
pfrankli(a)redhat.com, rjones(a)redhat.com,
rob(a)robspanton.com, seceng-idm-qe-list(a)redhat.com,
swhiteho(a)redhat.com, thibault.north(a)gmail.com,
tmlcoch(a)redhat.com, trond.danielsen(a)gmail.com
It was reported [1] that objdump will try to overwrite part of memory when
processing a crafted "ar" archive file.
Upstream patch for this is at [2].
[1]: https://sourceware.org/bugzilla/show_bug.cgi?id=17533
[2]:
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=bb0d867169d7e974…
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https://bugzilla.redhat.com/show_bug.cgi?id=1162655
Bug ID: 1162655
Summary: binutils: directory traversal vulnerability
Product: Security Response
Component: vulnerability
Keywords: Security
Severity: medium
Priority: medium
Assignee: security-response-team(a)redhat.com
Reporter: vkaigoro(a)redhat.com
CC: bgollahe(a)redhat.com, dan(a)danny.cz,
dhowells(a)redhat.com, erik-fedora(a)vanpienbroek.nl,
fedora-mingw(a)lists.fedoraproject.org,
jakub(a)redhat.com, kalevlember(a)gmail.com,
kanderso(a)redhat.com, ktietz(a)redhat.com,
law(a)redhat.com, lkocman(a)redhat.com, lkundrak(a)v3.sk,
mfranc(a)redhat.com, mhlavink(a)redhat.com,
nickc(a)redhat.com, ohudlick(a)redhat.com,
pfrankli(a)redhat.com, rjones(a)redhat.com,
rob(a)robspanton.com, seceng-idm-qe-list(a)redhat.com,
swhiteho(a)redhat.com, thibault.north(a)gmail.com,
tmlcoch(a)redhat.com, trond.danielsen(a)gmail.com
Directory traversal vulnerability allowing random files deleteion/creation was
reported [1] in binutils.
Upstream patch is in [2].
[1]: https://sourceware.org/bugzilla/show_bug.cgi?id=17552
[2]:
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=dd9b91de2149ee81…
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