[GLSA-202210-42] zlib: Multiple vulnerabilities

Severity Normal

Affected Packages 1

Unaffected Packages 1

CVEs 2

A buffer overflow in zlib might allow an attacker to cause remote code execution.

Background
zlib is a widely used free and patent unencumbered data compression library.

Description
Multiple vulnerabilities have been discovered in zlib. Please review the CVE identifiers referenced below for details.

Impact
Maliciously crafted input handled by zlib may result in remote code execution.

Workaround
There is no known workaround at this time.

Resolution
All zlib users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-libs/zlib-1.2.12-r3"

Package	Affected Version
pkg:ebuild/sys-libs/zlib?distro=gentoo	< 1.2.12-r3

Package	Unaffected Version
pkg:ebuild/sys-libs/zlib?distro=gentoo	>= 1.2.12-r3

ID

GLSA-202210-42

Severity

normal

URL

https://security.gentoo.org/glsa/202210-42

Published

2022-10-31T00:00:00
(22 months ago)

Modified

2022-10-31T00:00:00
(22 months ago)

Rights

Gentoo Foundation, Inc.

Other Advisories

Source	# ID	Name	URL
CVE	CVE-2018-25032	CVE-2018-25032	https://nvd.nist.gov/vuln/detail/CVE-2018-25032
CVE	CVE-2022-37434	CVE-2022-37434	https://nvd.nist.gov/vuln/detail/CVE-2022-37434
Bugzilla	863851	Bugzilla #863851	https://bugs.gentoo.org/show_bug.cgi?id=863851
Bugzilla	835958	Bugzilla #835958	https://bugs.gentoo.org/show_bug.cgi?id=835958

Type	Package URL	Namespace	Name / Product	Version	Distribution / Platform	Arch	Patch / Fix
Affected	pkg:ebuild/sys-libs/zlib?distro=gentoo	sys-libs	zlib	< 1.2.12-r3	gentoo
Unaffected	pkg:ebuild/sys-libs/zlib?distro=gentoo	sys-libs	zlib	>= 1.2.12-r3	gentoo

# CVE	Description	CVSS	EPSS	EPSS Trend (30 days)	Affected Products	Weaknesses	Security Advisories	Exploits	PoC	Pubblication Date	Modification Date
# CVE	Description	CVSS	EPSS	EPSS Trend (30 days)	Affected Products	Weaknesses	Security Advisories	PoC	Pubblication Date	Modification Date