Buffer overflow in Giflib Project
CVE-2022-28506
There is a heap-buffer-overflow in GIFLIB 5.2.1 function DumpScreen2RGB() in gif2rgb.c:298:45.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.013 (69.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Giflib Project — versions 5.2.1
- Fedoraproject Fedora — versions 35, 36
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/verf1sh/Poc/blob/master/giflib_poc (Exploit, Third Party Advisory)
- github.com/verf1sh/Poc/blob/master/asan_report_giflib.png (Exploit, Third Party Advisory)
- sourceforge.net/p/giflib/bugs/159/ (Exploit, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2022-28506?
- CVE-2022-28506 is a medium-severity vulnerability in Giflib Project, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2022-04-25.
- How severe is CVE-2022-28506?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2022-28506 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.