778548 – (CVE-2021-20193) <app-arch/tar-1.34: uncontrolled memory consumption (CVE-2021-20193)

Bug 778548 (CVE-2021-20193) - <app-arch/tar-1.34: uncontrolled memory consumption (CVE-2021-20193)

Summary: <app-arch/tar-1.34: uncontrolled memory consumption (CVE-2021-20193)

Status:	RESOLVED FIXED

Alias:	CVE-2021-20193

Product:	Gentoo Security
Classification:	Unclassified
Component:	Vulnerabilities (show other bugs)
Hardware:	All Linux

Importance:	Normal normal
Assignee:	Gentoo Security

URL:	https://savannah.gnu.org/bugs/?59897
Whiteboard:	A3 [glsa+ cve]
Keywords:

Depends on:	777729
Blocks:
	Show dependency tree

Reported:	2021-03-27 04:27 UTC by John Helmert III
Modified:	2021-05-26 10:28 UTC (History)
CC List:	1 user (show)

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

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Description John Helmert III archtester

2021-03-27 04:27:18 UTC

CVE-2021-20193:

A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.


Maintainers, please stabilize tar >=1.33

Comment 1 John Helmert III archtester

2021-04-06 00:03:21 UTC

Please cleanup.

Comment 2 Thomas Deutschmann (RETIRED) gentoo-dev

2021-05-24 01:03:04 UTC

New GLSA request filed.

Comment 3 GLSAMaker/CVETool Bot gentoo-dev

2021-05-26 10:28:26 UTC

This issue was resolved and addressed in
 GLSA 202105-29 at https://security.gentoo.org/glsa/202105-29
by GLSA coordinator Thomas Deutschmann (whissi).