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Vulnerability record · CVE-2022-4743 · published 12 January 2023

CVE-2022-4743: Libsdl simple directmedia layer memory leak vulnerability

Libsdl · Simple Directmedia Layer

A potential memory leak issue was discovered in SDL2 in GLES_CreateTexture() function in SDL_render_gles.c. The vulnerability allows an attacker to cause a denial of service attack. The vulnerability affects SDL2 v2.0.4 and above. SDL-1.x are not affected.

7.5 CVSS 3.1 High EPSS 1.3% · top 31.4% CWE-401 · Memory leak
7.5CVSS 3.1 base score
1.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
13References
17 Jun 2026Last modified by NVD

Description

A potential memory leak issue was discovered in SDL2 in GLES_CreateTexture() function in SDL_render_gles.c. The vulnerability allows an attacker to cause a denial of service attack. The vulnerability affects SDL2 v2.0.4 and above. SDL-1.x are not affected.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/CVE-2022-4743 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2156290 Issue TrackingPatchThird Party Advisory
https://github.com/libsdl-org/SDL/commit/00b67f55727bc0944c3266e2b875440da132ce4b PatchThird Party Advisory
https://github.com/libsdl-org/SDL/pull/6269 PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/02/msg00008.html
https://security.gentoo.org/glsa/202305-18
https://access.redhat.com/security/cve/CVE-2022-4743 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2156290 Issue TrackingPatchThird Party Advisory
https://github.com/libsdl-org/SDL/commit/00b67f55727bc0944c3266e2b875440da132ce4b PatchThird Party Advisory
https://github.com/libsdl-org/SDL/pull/6269 PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/02/msg00008.html
https://lists.debian.org/debian-lts-announce/2025/11/msg00024.html
https://security.gentoo.org/glsa/202305-18

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Source: NIST National Vulnerability Database (record CVE-2022-4743), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.