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Bug 855683 (CVE-2022-45198) - <dev-python/pillow-9.2.0: vulnerable to gif extent(?) decompression bombs
Summary: <dev-python/pillow-9.2.0: vulnerable to gif extent(?) decompression bombs
Status: RESOLVED FIXED
Alias: CVE-2022-45198
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal minor
Assignee: Gentoo Security
URL:
Whiteboard: B3 [glsa+]
Keywords:
Depends on: 878773
Blocks:
  Show dependency tree
 
Reported: 2022-07-02 07:34 UTC by Michał Górny
Modified: 2022-11-22 04:05 UTC (History)
0 users

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Package list:
Runtime testing required: ---

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Description Michał Górny archtester Gentoo Infrastructure gentoo-dev Security 2022-07-02 07:34:22 UTC 
From Changelog:

+- Added GIF decompression bomb check #6402
+  [radarhere]

Not much information here:
https://github.com/python-pillow/Pillow/pull/6402

but it seems that it covers another possible case of decompression bomb in gif files.
Comment 1 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-07-02 17:12:14 UTC 
Thanks for filing!
Comment 2 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-11-12 21:27:05 UTC 
CVE requested
Comment 3 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-11-14 21:15:49 UTC 
GLSA request filed
Comment 4 Larry the Git Cow gentoo-dev 2022-11-22 04:01:33 UTC 
The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/data/glsa.git/commit/?id=65e54c1c2d5aa2b4a2012ca5e8d6771961ac4118

commit 65e54c1c2d5aa2b4a2012ca5e8d6771961ac4118
Author:     GLSAMaker <glsamaker@gentoo.org>
AuthorDate: 2022-11-22 03:53:26 +0000
Commit:     John Helmert III <ajak@gentoo.org>
CommitDate: 2022-11-22 03:59:40 +0000

    [ GLSA 202211-10 ] Pillow: Multiple Vulnerabilities
    
    Bug: https://bugs.gentoo.org/802090
    Bug: https://bugs.gentoo.org/811450
    Bug: https://bugs.gentoo.org/830934
    Bug: https://bugs.gentoo.org/832598
    Bug: https://bugs.gentoo.org/855683
    Bug: https://bugs.gentoo.org/878769
    Signed-off-by: GLSAMaker <glsamaker@gentoo.org>
    Signed-off-by: John Helmert III <ajak@gentoo.org>

 glsa-202211-10.xml | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
Comment 5 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-11-22 04:05:13 UTC 
GLSA released, all done!