Bug 785664 (CVE-2020-23922, CVE-2022-28506)

Summary:	media-libs/giflib: multiple vulnerabilities
Product:	Gentoo Security	Reporter:	Sam James <sam>
Component:	Vulnerabilities	Assignee:	Gentoo Security <security>
Status:	IN_PROGRESS ---
Severity:	minor	CC:	codec
Priority:	Normal
Version:	unspecified
Hardware:	All
OS:	Linux
URL:	https://sourceforge.net/p/giflib/bugs/159/
Whiteboard:	B3 [upstream]
Package list:		Runtime testing required:	---

Description Sam James archtester

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)

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Comment 2 NATTkA bot gentoo-dev

2021-07-29 17:31:03 UTC Comment hidden (obsolete)

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Comment 3 NATTkA bot gentoo-dev

2021-07-29 17:39:00 UTC Comment hidden (obsolete)

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Comment 4 NATTkA bot gentoo-dev

2021-07-29 17:47:09 UTC Comment hidden (obsolete)

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Comment 5 NATTkA bot gentoo-dev

2021-07-29 18:03:06 UTC Comment hidden (obsolete)

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Comment 6 NATTkA bot gentoo-dev

2021-07-29 18:11:24 UTC

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Comment 7 John Helmert III archtester

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.