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ubuntucveUbuntu.comUB:CVE-2012-3425
HistoryAug 13, 2012 - 12:00 a.m.

CVE-2012-3425

2012-08-1300:00:00
ubuntu.com
ubuntu.com
11

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.039 Low

EPSS

Percentile

91.9%

The png_push_read_zTXt function in pngpread.c in libpng 1.0.x before
1.0.58, 1.2.x before 1.2.48, 1.4.x before 1.4.10, and 1.5.x before 1.5.10
allows remote attackers to cause a denial of service (out-of-bounds read)
via a large avail_in field value in a PNG image.

Bugs

Notes

Author Note
tyhicks Per Debian BTS, upstream removed the vulnerable function (png_push_read_zTXt) in 1.2.48.
jdstrand firefox and thunderbird are not affected
OSVersionArchitecturePackageVersionFilename
ubuntu12.04noarchlibpng< 1.2.46-3ubuntu4.1UNKNOWN

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.039 Low

EPSS

Percentile

91.9%