Bug 1939137 (CVE-2020-36281) - CVE-2020-36281 leptonica: heap-based buffer overflow in pixFewColorsOctcubeQuantMixed in colorquant1.c
Summary: CVE-2020-36281 leptonica: heap-based buffer overflow in pixFewColorsOctcubeQu...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2020-36281
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1939138 1939139 1939140 1942944
Blocks: 1939215
TreeView+ depends on / blocked
 
Reported: 2021-03-15 17:24 UTC by Guilherme de Almeida Suckevicz
Modified: 2021-10-28 14:08 UTC (History)
3 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2021-10-28 14:08:02 UTC
Embargoed:

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Description Guilherme de Almeida Suckevicz 2021-03-15 17:24:17 UTC 
Leptonica before 1.80.0 allows a heap-based buffer over-read in pixFewColorsOctcubeQuantMixed in colorquant1.c.

Reference:
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22140

Upstream patch:
https://github.com/DanBloomberg/leptonica/commit/5ee24b398bb67666f6d173763eaaedd9c36fb1e5
Comment 1 Guilherme de Almeida Suckevicz 2021-03-15 17:24:40 UTC 
Created leptonica tracking bugs for this issue:

Affects: epel-7 [bug 1939140]
Affects: fedora-all [bug 1939138]


Created mingw-leptonica tracking bugs for this issue:

Affects: fedora-all [bug 1939139]
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