Description
The archive_wstring_append_from_mbs function in archive_string.c in libarchive 3.2.2 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted archive file.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libarchive | 3.2.2-3.1 | — |
| Debian 13 | libarchive | 3.2.2-3.1 | — |
| Debian 12 | libarchive | 3.2.2-3.1 | — |
| Debian 9 | libarchive | 3.2.2-2+deb9u1 | DSA-4360-1 |
| Debian 8 | libarchive | 3.1.2-11+deb8u4 | DLA-1600-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 7 | libarchive | 3.0.4-3+wheezy6 | DLA-1006-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | libarchive | 3.2.2-3.1ubuntu0.1 | USN-3736-1 |
| Ubuntu 16.04 LTS | libarchive | 3.1.2-11ubuntu0.16.04.4 | USN-3736-1 |
| Ubuntu 14.04 LTS | libarchive | 3.1.2-7ubuntu2.6 | USN-3736-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP5 | libarchive | 3.1.2-26.6.1 | SUSE-SU-2019:3092-1 |
| SLES 12 SP4 | libarchive | 3.1.2-26.3.1 | SUSE-SU-2019:3092-1, SUSE-SU-2018:3640-2 |
| SLES 12 SP3 | libarchive | 3.1.2-26.3.1 | SUSE-SU-2018:3640-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP5 | libarchive | 3.1.2-26.6.1 | SUSE-SU-2019:3092-1 |
| SLES for SAP 12 SP4 | libarchive | 3.1.2-26.3.1 | SUSE-SU-2019:3092-1, SUSE-SU-2018:3640-2 |
| SLES for SAP 12 SP3 | libarchive | 3.1.2-26.3.1 | SUSE-SU-2018:3640-1 |
Advisories 8
- USN-3736-1 libarchive vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-4360-1 libarchive - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1600-1 libarchive - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1006-1 libarchive - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2018:3640-1 Security update for libarchive SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:3092-1 Security update for libarchive SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:3640-2 Security update for libarchive SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2024-3277 F5 BIG-IP: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Mar 10, 2025
References
- 97327 vdb-entry
- https://github.com/libarchive/libarchive/issues/842
- [debian-lts-announce] 20181129 [SECURITY] [DLA 1600-1] libarchive security update mailing-list
- DSA-4360 vendor-advisory
- USN-3736-1 vendor-advisory