CVE-2022-28506

giflib: buffer overflow in function DumpScreen2RGB()

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · April 25, 2022

Updated · November 22, 2025

Description

A flaw was found in giflib, in the command-line tool gif2rgb. Information disclosure is possible due to a buffer overflow in the DumpScreen2RGB() function.

Statement

This issue did not affect the versions of giflib as shipped with Red Hat Enterprise Linux 8 and Red Hat Enterprise Linux 9 as they did not include the gif2rgb tool.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CWE-787 · Out-of-bounds Write