CVSS 3.1
6.5 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HCVE-2020-21048
Medium (6.5) in saitoha libsixel. EPSS 1.4% chance of exploitation in the next 30 days.
An issue in the dither.c component of libsixel prior to v1.8.4 allows attackers to cause a denial of service (DOS) via a crafted PNG file.
Severity
- EPSS
- 1.4% chance of exploitation in the next 30 days; higher than 72% of CVEs (scores of 2026-10-31)
- Published
- Modified
- Record from
- the NVD, synced
Affected
- saitoha:libsixel
References
- https://bitbucket.org/netbsd/pkgsrc/commits/6f0c011cbfccdffa635d04c84433b1a02687adad
- https://github.com/saitoha/libsixel/blob/master/ChangeLog
- https://github.com/saitoha/libsixel/commit/cb373ab6614c910407c5e5a93ab935144e62b037
- https://github.com/saitoha/libsixel/issues/73
- https://github.com/saitoha/libsixel/releases/tag/v1.8.4