CVE-2021-44570 Information

Description

Two heap-overflow vulnerabilities exists in openSUSE/libsolv through 13 Dec 2020 in the bugs in the solver_get_recommendations funtion function at src/solver.c: line 4286 & line 4305 FOR_PROVIDES.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/solver_get_recommendations-4286 https://github.com/openSUSE/libsolv/issues/424 https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/solver_get_recommendations-4305 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XVLRHB6CUX3SHYOIGVUQNWAOW5JYANWH/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5