Gentoo Websites Logo
Go to: Gentoo Home Documentation Forums Lists Bugs Planet Store Wiki Get Gentoo!
Bug 785664 (CVE-2020-23922, CVE-2022-28506) - media-libs/giflib: multiple vulnerabilities
Summary: media-libs/giflib: multiple vulnerabilities
Status: IN_PROGRESS
Alias: CVE-2020-23922, CVE-2022-28506
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal minor (vote)
Assignee: Gentoo Security
URL: https://sourceforge.net/p/giflib/bugs...
Whiteboard: B3 [upstream]
Keywords:
Depends on:
Blocks:
 
Reported: 2021-04-25 17:24 UTC by Sam James
Modified: 2022-04-26 00:08 UTC (History)
1 user (show)

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


Attachments

Note You need to log in before you can comment on or make changes to this bug.
Description Sam James archtester Gentoo Infrastructure gentoo-dev Security 2021-04-25 17:24:42 UTC
Description:
"An issue was discovered in giflib through 5.1.4. DumpScreen2RGB in gif2rgb.c has a heap-based buffer over-read."

Bug: https://sourceforge.net/p/giflib/bugs/151/
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
CVE-2022-28506:

There is a heap-buffer-overflow in GIFLIB 5.2.1 function DumpScreen2RGB() in gif2rgb.c:298:45.