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CVE-2022-34480

firefox: Free of uninitialized pointer in lg_init

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Severity

Low

Red Hat Product Security

7

CVSS 3.1

Review impact separately from score.

Published · June 28, 2022

Updated · June 27, 2026

Description

The Mozilla Foundation Security Advisory: Within the lg_init() function, if several allocations succeed but then one fails, an uninitialized pointer is freed despite never being allocated.

Statement

Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory. This vulnerability affects non Extended Support Release (ESR) versions of Firefox. Red Hat Enterprise Linux only ships Firefox ESR and therefore, it is not affected by this CVE.

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 · 7
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE-824 · Access of Uninitialized Pointer