Bug 1956843 (CVE-2020-36329) - CVE-2020-36329 libwebp: use-after-free in EmitFancyRGB() in dec/io_dec.c
Summary: CVE-2020-36329 libwebp: use-after-free in EmitFancyRGB() in dec/io_dec.c
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2020-36329
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1962004 1962005 1960229 1960230 1960231 1960232 1960233 1960234 1961744 1961978 1961979 2048287
Blocks: 1940150 1956995
TreeView+ depends on / blocked
 
Reported: 2021-05-04 14:18 UTC by Guilherme de Almeida Suckevicz
Modified: 2022-04-17 21:20 UTC (History)
9 users (show)

Fixed In Version: libwebp 1.0.1
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in libwebp. A use-after-free was found due to a thread being killed too early. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Clone Of:
Environment:
Last Closed: 2021-06-07 15:04:00 UTC
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2021:2260 0 None None None 2021-06-07 12:18:19 UTC
Red Hat Product Errata RHSA-2021:2328 0 None None None 2021-06-08 22:38:19 UTC
Red Hat Product Errata RHSA-2021:2354 0 None None None 2021-06-09 00:25:47 UTC
Red Hat Product Errata RHSA-2021:2364 0 None None None 2021-06-09 13:51:05 UTC
Red Hat Product Errata RHSA-2021:2365 0 None None None 2021-06-09 13:32:28 UTC

Description Guilherme de Almeida Suckevicz 2021-05-04 14:18:22 UTC 
An use-after-free was found in libwebp in versions before 1.0.1 in EmitFancyRGB() in dec/io_dec.c.

Reference:
https://bugs.chromium.org/p/webp/issues/detail?id=385
Comment 1 Riccardo Schirone 2021-05-13 10:55:14 UTC 
Upstream patch:
https://chromium.googlesource.com/webm/libwebp/+/569001f19fc81fcb5ab358f587a54c62e7c4665c
Comment 4 Riccardo Schirone 2021-05-17 10:47:46 UTC 
Upstream release notes:
https://chromium.googlesource.com/webm/libwebp/+/v1.0.1
Comment 9 errata-xmlrpc 2021-06-07 12:18:12 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2021:2260 https://access.redhat.com/errata/RHSA-2021:2260
Comment 10 Product Security DevOps Team 2021-06-07 15:04:00 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-36329
Comment 11 errata-xmlrpc 2021-06-08 22:38:17 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2021:2328 https://access.redhat.com/errata/RHSA-2021:2328
Comment 12 errata-xmlrpc 2021-06-09 00:25:45 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:2354 https://access.redhat.com/errata/RHSA-2021:2354
Comment 13 errata-xmlrpc 2021-06-09 13:32:25 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Extended Update Support

Via RHSA-2021:2365 https://access.redhat.com/errata/RHSA-2021:2365
Comment 14 errata-xmlrpc 2021-06-09 13:51:01 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Extended Update Support

Via RHSA-2021:2364 https://access.redhat.com/errata/RHSA-2021:2364
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