PT-2022-12171 · Libsolv · Libsolv

Published 2022-02-21 · Updated 2022-06-13 · CVE-2021-44576

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions libsolv versions prior to 13 Dec 2020

Description Two memory vulnerabilities exist in the resolve weak function at src/solver.c, specifically at lines 2222 and 2249.

Recommendations For versions prior to 13 Dec 2020, update to a version released after 13 Dec 2020 to resolve the issue.

Exploit

Fix

Related Identifiers

CVE-2021-44576

OESA-2022-1569

Affected Products

Libsolv

References · 18

• 🔥 https://github.com/openSUSE/libsolv/issues/426 · Exploit
• 🔥 https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_weak-2222 · Exploit
• 🔥 https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_weak-2249 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-44575 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-44576 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-44576 · Vendor Advisory
• https://osv.dev/vulnerability/OESA-2022-1569 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-44576 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-44571 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-44573 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-44568 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-44574 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-44569 · Security Note
• https://cve.org/CVERecord?id=CVE-2021-44576 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-44577 · Security Note