Home/CVE/In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c has an out-of-bounds read because of an incorre
CVE

CVE-2019-19221

In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c has an out-of-bounds read because of an incorre

In Libarchive 3.4.0, archive_wstring_append_from_mbs in archive_string.c has an out-of-bounds read because of an incorrect mbrtowc or mbtowc call. For example, bsdtar crashes via a crafted archive.

MEDIUM · CVSS 5.5 EPSS 0.00086
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
▤

Affected Products & Versions

4
libarchiveall versions
debian linuxall versions
fedoraproject fedoraall versions
canonical ubuntu linuxall versions
⚠

Public Exploits & PoCs

1
pocgithub.com · 1276github.com
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Nov 2019 · 11:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

5
usnUSN-8147-1
suse-csafopenSUSE-SU-2024:10925-1
suse-csafSUSE-SU-2021:3722-1
usnUSN-4293-1
rhsaRHSA-2020:4443Moderate
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/libarchive/libarchive/commit/22b1db9d46654afc6f0c28f90af8cdc84a199f41PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/04/msg00020.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00030.htmlMailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RHFV25AVTASTWZRF3KTSL357AQ6TYHM4/
https://usn.ubuntu.com/4293-1/PatchThird Party Advisory
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