CVE-2022-4743

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.

CVE-2022-4743 is fixed in libsdl2 on 1 platform, first by DEBIAN-CVE-2022-4743, released January 12, 2023. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.5

high

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0132

71st percentile

libsdl2 - security update

Where it's fixed

Product	Fixed in	Fix	Released
Linux
libsdl2 · Debian 11.6 (bullseye)	2.0.14+dfsg2-3+deb11u2	DLA-4382-1	Nov 25, 2025
libsdl2 · Debian 12.15 (bookworm)	2.26.0+dfsg-1	DEBIAN-CVE-2022-4743	Jan 12, 2023
libsdl2 · Debian 13.5 (trixie)	2.26.0+dfsg-1	DEBIAN-CVE-2022-4743	Jan 12, 2023
libsdl2 · Debian 14	2.26.0+dfsg-1	DEBIAN-CVE-2022-4743	Jan 12, 2023

Details

Published
January 12, 2023
Weakness
Missing Release of Memory after Effective Lifetime
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-4743

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