FreeBSD : e2fsprogs -- buffer overflow if s_first_meta_bg too big (0f488b7b-bbb9-11e4-903c-080027ef73ec)

Medium Nessus Plugin ID 81460

Synopsis

The remote FreeBSD host is missing a security-related update.

Description

Theodore Ts'o reports :

If s_first_meta_bg is greater than the of number block group descriptor blocks, then reading or writing the block group descriptors will end up overruning the memory buffer allocated for the descriptors.

The finding is credited to a vulnerability report from Jose Duart of Google Security Team <jduart AT google.com> and was reported through oCERT-2015-002.

Solution

Update the affected package.

See Also

http://www.nessus.org/u?767e0444

http://ocert.org/advisories/ocert-2015-002.html

https://bugzilla.redhat.com/show_bug.cgi?id=1187032

http://www.nessus.org/u?5ec18958

Plugin Details

Severity: Medium

ID: 81460

File Name: freebsd_pkg_0f488b7bbbb911e4903c080027ef73ec.nasl

Version: 1.3

Type: local

Published: 2015/02/24

Updated: 2018/12/19

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:e2fsprogs, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 2015/02/24

Vulnerability Publication Date: 2014/08/09

Reference Information

CVE: CVE-2015-0247