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Bug 785664 (CVE-2020-23922, CVE-2022-28506, CVE-2023-39742) - media-libs/giflib: multiple vulnerabilities
Summary: media-libs/giflib: multiple vulnerabilities
Alias: CVE-2020-23922, CVE-2022-28506, CVE-2023-39742
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal minor (vote)
Assignee: Gentoo Security
Whiteboard: B3 [upstream]
Depends on:
Reported: 2021-04-25 17:24 UTC by Sam James
Modified: 2023-10-12 13:17 UTC (History)
2 users (show)

See Also:
Package list:
Runtime testing required: ---


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Description Sam James archtester Gentoo Infrastructure gentoo-dev Security 2021-04-25 17:24:42 UTC
"An issue was discovered in giflib through 5.1.4. DumpScreen2RGB in gif2rgb.c has a heap-based buffer over-read."

Comment 1 NATTkA bot gentoo-dev 2021-07-29 17:22:45 UTC Comment hidden (obsolete)
Comment 2 NATTkA bot gentoo-dev 2021-07-29 17:31:03 UTC Comment hidden (obsolete)
Comment 3 NATTkA bot gentoo-dev 2021-07-29 17:39:00 UTC Comment hidden (obsolete)
Comment 4 NATTkA bot gentoo-dev 2021-07-29 17:47:09 UTC Comment hidden (obsolete)
Comment 5 NATTkA bot gentoo-dev 2021-07-29 18:03:06 UTC Comment hidden (obsolete)
Comment 6 NATTkA bot gentoo-dev 2021-07-29 18:11:24 UTC
Package list is empty or all packages have requested keywords.
Comment 7 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-04-26 00:08:20 UTC

There is a heap-buffer-overflow in GIFLIB 5.2.1 function DumpScreen2RGB() in gif2rgb.c:298:45.
Comment 8 Allen Webb 2023-10-10 14:41:59 UTC
giflib v5.2.1 was discovered to contain a segmentation fault via the component getarg.c.