Buffer overflow in Libjpeg-Turbo
CVE-2021-29390
libjpeg-turbo version 2.0.90 has a heap-based buffer over-read (2 bytes) in decompress_smooth_data in jdcoefct.c.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H.
EPSS exploit prediction
EPSS: 0.008 (55.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Libjpeg-Turbo — versions 2.0.90
- Fedoraproject Fedora — versions 37, 38, 39
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Permissions Required, Issue Tracking)
- github.com/libjpeg-turbo/libjpeg-turbo/blob/4e52b66f342a803d3b8099b79607e3158d3… (Issue Tracking)
- github.com/libjpeg-turbo/libjpeg-turbo/commits/main/jdcoefct.c (Patch)
- 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.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2021-29390?
- CVE-2021-29390 is a high-severity vulnerability in Libjpeg-Turbo, classified under Out-of-bounds Write. CVSS score: 7.1/10. Published 2023-08-22.
- How severe is CVE-2021-29390?
- High severity. CVSS v3 base score is 7.1 out of 10.