CVE-2021-44577 Information

Description

Two heap-overflow vulnerabilities exist in openSUSE libsolv through 13 Dec 2020 bugs in the propagate function at src/solver.c: line 490 and 524.

CVSS Vector

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

Reference

https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/propagate-524 https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/propagate-490 https://github.com/openSUSE/libsolv/issues/428 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

6.5