🛡️ CVE-2021-45972 on Debian — giftrans

⚪ Unknown ✅ No Known Exploit OSV

N/A

CVSS Score

0 Low4 Medium7 High9 Critical10

Description

The giftrans function in giftrans 1.12.2 contains a stack-based buffer overflow because a value inside the input file determines the amount of data to write. This allows an attacker to overwrite up to 250 bytes outside of the allocated buffer with arbitrary data.

Distribution advisory

This page covers CVE-2021-45972 as tracked by Debian, for the package giftrans. No fixed version has been recorded for this distribution yet.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity high, availability high.

Affected software

DEBIAN-CVE-2021-45972 is recorded against 1 package.

giftrans

Timeline and source

Published on 1 January 2022 and last revised on 4 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

security-tracker.debian.org (Advisory)

CVE-2021-45972 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Ubuntu

Details

Severity Unknown

CVSS Score N/A

CVSS Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H

CWE N/A

Public Exploit ✅ No

Source OSV

Published 2022-01-01

Updated 2026-08-11

Modified 2026-08-04

Fix URL N/A

Affected Packages

Software	From version	Fixed in
giftrans	—	—

References

ADVISORY https://security-tracker.debian.org/tracker/CVE-2021-45972

🔗 NVD 🔗 Mitre

Similar Threats

Unknown UBUNTU-CVE-2021-45972

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