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CVE-2021-44568

Published: 21 February 2022

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.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
libsolv
Launchpad, Ubuntu, Debian
lunar Not vulnerable

trusty Ignored
(end of standard support)
upstream
Released (0.7.17-1, 0.7.17)
xenial Needs triage

bionic Needs triage

focal Needs triage

impish Not vulnerable
(0.7.17-2)
jammy Not vulnerable

kinetic Not vulnerable

mantic Not vulnerable

Patches:
upstream: https://github.com/openSUSE/libsolv/commit/0077ef29eb46d2e1df2f230fc95a1d9748d49dec

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H