Buffer overflow in Libraw
CVE-2021-32142
Buffer Overflow vulnerability in LibRaw linux/unix v0.20.0 allows attacker to escalate privileges via the LibRaw_buffer_datastream::gets(char*, int) in /src/libraw/src/libraw_datastream.cpp.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Libraw — versions 0.20.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/LibRaw/LibRaw/issues/400 (Exploit, Issue Tracking)
- github.com/LibRaw/LibRaw/commit/bc3aaf4223fdb70d52d470dae65c5a7923ea2a49 (Patch)
- github.com/gtt1995 (Not Applicable)
- www.libraw.org/ (Product)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.debian.org/debian-lts-announce/2023/05/msg00025.html (mailing-list)
- www.debian.org/security/2023/dsa-5412 (vendor-advisory)
Frequently asked questions
- What is CVE-2021-32142?
- CVE-2021-32142 is a high-severity vulnerability in Libraw, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2023-02-17.
- How severe is CVE-2021-32142?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-32142 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.