PT-2023-5246 · Giflib+5 · Giflib+5

Mr.Lei · Published 2023-08-25 · Updated 2026-03-25 · CVE-2023-39742

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions giflib version 5.2.1

Description The issue is related to a segmentation fault in the getarg.c component of the giflib library, which can be exploited to cause a denial of service.

Recommendations For giflib version 5.2.1, consider updating to a newer version that contains a fix for this issue. As a temporary workaround, consider restricting the use of the getarg.c component until a patch is available.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

AZL-28091

AZL-34728

BDU:2023-05863

CVE-2023-39742

ECHO-B401-D90A-C280

MGASA-2023-0278

OESA-2023-1675

ROSA-SA-2024-2434

SUSE-SU-2024:2607-1

SUSE-SU-2026:1005-1

USN-6824-1

Affected Products

Debian

Linuxmint

Red Os

Suse

Ubuntu

Giflib

References · 48

• 🔥 https://github.com/verf1sh/Poc/blob/master/giflib_poc · Exploit
• 🔥 https://github.com/verf1sh/Poc/blob/master/asan_report_giflib.png · Exploit
• 🔥 https://sourceforge.net/p/giflib/bugs/166 · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-39742 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-28091 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/message/O4RLSFGPBPR3FMIUJCWPGVIYIU35YGQX · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-28506 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2023-0278 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2023-1675 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-34728 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:1005-1 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2023-0278.html · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2024:2607-1 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2023-39742 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-40633 · Vendor Advisory