Vulnerability CVE-2021-44568
Published: 2022-02-21

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.

Type:

CWE-787

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Opensuse -> Libsolv 

 References:
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
Copyright 2024, cxsecurity.com

 

Back to Top