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Bug 824290 (CVE-2021-33479, CVE-2021-33480, CVE-2021-33481) - app-text/gocr: multiple vulnerabilities (CVE-2021-{33479,33480,33481})
Summary: app-text/gocr: multiple vulnerabilities (CVE-2021-{33479,33480,33481})
Status: CONFIRMED
Alias: CVE-2021-33479, CVE-2021-33480, CVE-2021-33481
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal major (vote)
Assignee: Gentoo Security
URL:
Whiteboard: B1 [ebuild]
Keywords:
Depends on:
Blocks:
 
Reported: 2021-11-17 23:01 UTC by John Helmert III
Modified: 2021-11-17 23:01 UTC (History)
1 user (show)

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


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Description John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2021-11-17 23:01:37 UTC
CVE-2021-33479 (https://sourceforge.net/p/jocr/bugs/39/):

A stack-based buffer overflow vulnerability was discovered in gocr through 0.53-20200802 in measure_pitch() in pgm2asc.c.

CVE-2021-33480 (https://sourceforge.net/p/jocr/bugs/41/):
https://sourceforge.net/p/jocr/bugs/40/

An use-after-free vulnerability was discovered in gocr through 0.53-20200802 in context_correction() in pgm2asc.c.

CVE-2021-33481 (https://sourceforge.net/p/jocr/bugs/42/):

A stack-based buffer overflow vulnerability was discovered in gocr through 0.53-20200802 in try_to_divide_boxes() in pgm2asc.c.

All appear unfixed upstream.