CVE-2018-17942

Published: Oct 3, 2018Modified: Nov 21, 2024

8.8

Vector

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

Exploitability: 2.8 / Impact: 5.9

Source: NVD

Description

The convert_to_decimal function in vasnprintf.c in Gnulib before 2018-09-23 has a heap-based buffer overflow because memory is not allocated for a trailing '\0' character during %f processing.

Affected (1)

Products: Gnu: Gnulib

Gnu

1 product

Gnulib

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Gnu Gnulib	Before 2018-09-23

Related CWEs

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (10)

https://github.com/coreutils/gnulib/commit/278b4175c9d7dd47c1a3071554aac02add3b3c35

Source: cve@mitre.org

PatchThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A5UQRNQE6XHMD5UYYHAU3VQWAYHIPMQS/

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGHTVYH3KAFN34QXNSGEQDSTV7MCOQW/

Source: cve@mitre.org

https://lists.gnu.org/archive/html/bug-gnulib/2018-09/msg00107.html

Source: cve@mitre.org

ExploitMailing ListVendor Advisory

https://savannah.gnu.org/bugs/?func=detailitem&item_id=54686

Source: cve@mitre.org

ExploitVendor Advisory

https://github.com/coreutils/gnulib/commit/278b4175c9d7dd47c1a3071554aac02add3b3c35