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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 28%
VendorProductVersion
opensuselibsolv
𝑥
< 0.7.17
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libsolv
bullseye
0.7.17-1+deb11u1
fixed
bookworm
0.7.23-1+deb12u1
fixed
sid
0.7.30-2
fixed
trixie
0.7.30-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libsolv
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
ignored
Common Weakness Enumeration
References
https://github.com/openSUSE/libsolv/issues/425
https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1940
https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1995
https://github.com/openSUSE/libsolv/issues/425
https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1940
https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1995