Buffer overflow in Libsdl Simple Directmedia Layer
CVE-2021-33657
There is a heap overflow problem in video/SDL_pixels.c in SDL (Simple DirectMedia Layer) 2.x to 2.0.18 versions. By crafting a malicious .BMP file, an attacker can cause the application using this library to crash, denial of service or Code execution.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.021 (81.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000
Affected products
- Libsdl Simple Directmedia Layer
- Sdl2 — versions 2.x to 2.0.18
Weakness classification (CWE)
References
- github.com/libsdl-org/SDL/commit/8c91cf7dba5193f5ce12d06db1336515851c9ee9 (Patch, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/02/msg00008.html (mailing-list)
- security.gentoo.org/glsa/202305-18 (vendor-advisory)
- security.gentoo.org/glsa/202305-17 (vendor-advisory)
Frequently asked questions
- What is CVE-2021-33657?
- CVE-2021-33657 is a high-severity vulnerability in Libsdl Simple Directmedia Layer, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2022-04-01.
- How severe is CVE-2021-33657?
- High severity. CVSS v3 base score is 8.8 out of 10.