FreeBSD : perl -- multiple vulnerabilities (41c96ffd-29a6-4dcc-9a88-65f5038fa6eb)

High Nessus Plugin ID 109051

Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

perldelta :

CVE-2018-6797: heap-buffer-overflow (WRITE of size 1) in S_regatom (regcomp.c)

A crafted regular expression could cause a heap buffer write overflow, with control over the bytes written. [perl #132227]

CVE-2018-6798: Heap-buffer-overflow in Perl__byte_dump_string (utf8.c)

Matching a crafted locale dependent regular expression could cause a heap buffer read overflow and potentially information disclosure.
[perl #132063]

CVE-2018-6913: heap-buffer-overflow in S_pack_rec

pack() could cause a heap buffer write overflow with a large item count. [perl #131844]

Solution

Update the affected packages.

See Also

https://metacpan.org/changes/release/SHAY/perl-5.26.2

https://metacpan.org/changes/release/SHAY/perl-5.24.4

http://www.nessus.org/u?e29a05b7

Plugin Details

Severity: High

ID: 109051

File Name: freebsd_pkg_41c96ffd29a64dcc9a8865f5038fa6eb.nasl

Version: 1.4

Type: local

Published: 2018/04/16

Updated: 2018/11/10

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.5

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

CVSS v3.0

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:perl5, cpe:/o:freebsd:freebsd

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

Patch Publication Date: 2018/04/15

Vulnerability Publication Date: 2018/04/14

Reference Information

CVE: CVE-2018-6797, CVE-2018-6798, CVE-2018-6913