VulnerabilityModified
CVE-2021-44568
Two heap-overflow vulnerabilities exist in openSUSE/libsolv libsolv through 13 Dec 2020 in the decisionmap variable via the resolve_dependencies function at src/solver.c (line 1940 & line 1995), which could cause a remote Denial of Service.
MEDIUM 6.5EPSS 1.79%
Does this matter?
Lower severity and a low EPSS score (1.79%). Track it; it rarely justifies an emergency change on its own.
Description
Two heap-overflow vulnerabilities exist in openSUSE/libsolv libsolv through 13 Dec 2020 in the decisionmap variable via the resolve_dependencies function at src/solver.c (line 1940 & line 1995), which could cause a remote Denial of Service.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 1.79% probability · 77th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- opensuse/libsolv
- Source
- cve@mitre.org
References
- https://github.com/openSUSE/libsolv/issues/425Exploit, Issue Tracking, Third Party Advisory
- https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1940Exploit, Third Party Advisory
- https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1995Exploit, Third Party Advisory
- https://github.com/openSUSE/libsolv/issues/425Exploit, Issue Tracking, Third Party Advisory
- https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1940Exploit, Third Party Advisory
- https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1995Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.