GLSA-200711-08 : libpng: Multiple Denials of Service

medium Nessus Plugin ID 27825
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The remote Gentoo host is missing one or more security-related patches.


The remote host is affected by the vulnerability described in GLSA-200711-08 (libpng: Multiple Denials of Service)

An off-by-one error when handling ICC profile chunks in the png_set_iCCP() function was discovered (CVE-2007-5266). George Cook and Jeff Phillips reported several errors in pngrtran.c, the use of logical instead of a bitwise functions and incorrect comparisons (CVE-2007-5268). Tavis Ormandy reported out-of-bounds read errors in several PNG chunk handling functions (CVE-2007-5269).
Impact :

A remote attacker could craft an image that when processed or viewed by an application using libpng would cause the application to terminate abnormally.
Workaround :

There is no known workaround at this time.


All libpng users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=media-libs/libpng-1.2.21-r3'

See Also

Plugin Details

Severity: Medium

ID: 27825

File Name: gentoo_GLSA-200711-08.nasl

Version: 1.15

Type: local

Published: 11/8/2007

Updated: 1/6/2021

Dependencies: ssh_get_info.nasl

Risk Information


Risk Factor: Medium

Score: 4.4


Risk Factor: Medium

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:libpng, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Patch Publication Date: 11/7/2007

Vulnerability Publication Date: 9/12/2007

Reference Information

CVE: CVE-2007-5266, CVE-2007-5268, CVE-2007-5269

GLSA: 200711-08

CWE: 20, 189