Integer overflow in Libass Project
CVE-2020-26682
In libass 0.14.0, the `ass_outline_construct`'s call to `outline_stroke` causes a signed integer overflow.
Vulnerability class: Integer 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: 0.018 (77.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Libass Project — versions 0.14.0
Weakness classification (CWE)
References
- github.com/libass/libass/issues/431 (Exploit, Third Party Advisory, Issue Tracking)
- github.com/libass/libass/pull/432 (Third Party Advisory, Issue Tracking)
- www.openwall.com/lists/oss-security/2020/11/19/7 (mailing-list, Exploit, Mailing List, Third Party Advisory, Issue Tracking)
- security.gentoo.org/glsa/202012-12 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-26682?
- CVE-2020-26682 is a high-severity vulnerability in Libass Project, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2020-10-16.
- How severe is CVE-2020-26682?
- High severity. CVSS v3 base score is 8.8 out of 10.