Description
libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-415: Double Free vulnerability in RAR decoder - libarchive/archive_read_support_format_rar.c, parse_codes(), realloc(rar->lzss.window, new_size) with new_size = 0 that can result in Crash/DoS. This attack appear to be exploitable via the victim must open a specially crafted RAR archive.
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 | 3.3.3-2 | — |
| Debian 13 | libarchive | 3.3.3-2 | — |
| Debian 12 | libarchive | 3.3.3-2 | — |
| Debian 9 | libarchive | 3.2.2-2+deb9u1 | DSA-4360-1 |
| Debian 8 | libarchive | 3.1.2-11+deb8u6 | DLA-1612-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | libarchive | 3.2.2-3.1ubuntu0.2 | USN-3859-1 |
| Ubuntu 16.04 LTS | libarchive | 3.1.2-11ubuntu0.16.04.5 | USN-3859-1 |
| Ubuntu 14.04 LTS | libarchive | 3.1.2-7ubuntu2.7 | USN-3859-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | bsdtar +2 | 3.3.2-7.el8 | RHSA-2019:3698 |
| RHEL 7 | bsdtar +3 | 3.1.2-12.el7 | RHSA-2019:2298 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | libarchive | 3.3.2-3.11.1 | SUSE-SU-2019:3093-1 |
| SLES 15 | libarchive | 3.3.2-3.8.4 | SUSE-SU-2019:3093-1, SUSE-SU-2019:0831-1 |
| SLES 12 SP5 | libarchive | 3.1.2-26.6.1 | SUSE-SU-2019:3092-1 |
| SLES 12 SP4 | libarchive | 3.1.2-26.6.1 | SUSE-SU-2019:3092-1 |
Show 2 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 | 3.1.2-26.6.1 | SUSE-SU-2019:3092-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | bsdtar | 3.5.1-1.5 | openSUSE-SU-2024:10925-1 |
| openSUSE Leap 15.1 | libarchive | 3.3.2-lp151.5.3.1 | openSUSE-SU-2019:2632-1 |
| openSUSE Leap 15.0 | libarchive | 3.3.2-lp150.7.1 | openSUSE-SU-2019:2615-1, openSUSE-SU-2019:1196-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | bsdtar +3 | 3.1.2-12.amzn2 | ALAS2-2019-1325 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | bsdtar +2 | 3.3.2-7.el8 | ELSA-2019-3698 |
| Oracle Linux 7 | bsdtar +3 | 3.1.2-12.el7 | ELSA-2019-2298 |
Advisories 16
- RHSA-2019:3698 Red Hat Security Advisory: libarchive security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2019:2298 Red Hat Security Advisory: libarchive security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-3859-1 libarchive vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-4360-1 libarchive - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1612-1 libarchive - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10925-1 bsdtar-3.5.1-1.5 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2615-1 Security update for libarchive SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:3093-1 Security update for libarchive SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2632-1 Security update for libarchive SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:1196-1 Security update for libarchive SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0831-1 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
- WID-SEC-2024-2070 libarchive: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Oct 27, 2024
- ELSA-2019-3698 Moderate: libarchive security and bug fix update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Nov 14, 2019
- ALAS2-2019-1325 Moderate: libarchive security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Oct 23, 2019
- ELSA-2019-2298 Moderate: libarchive security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Aug 13, 2019
References
- USN-3859-1 vendor-advisory
- [debian-lts-announce] 20181221 [SECURITY] [DLA 1612-1] libarchive security update mailing-list
- https://bugs.launchpad.net/ubuntu/+source/libarchive/+bug/1794909
- DSA-4360 vendor-advisory
- https://github.com/libarchive/libarchive/pull/1105/commits/021efa522ad729ff0f5806c4ce53e4a6cc1daa31
- https://github.com/libarchive/libarchive/pull/1105
- 106324 vdb-entry
- FEDORA-2019-0233ec0ff3 vendor-advisory
- FEDORA-2019-fbe83d0e32 vendor-advisory
- FEDORA-2019-c595a93536 vendor-advisory
- openSUSE-SU-2019:1196 vendor-advisory
- RHSA-2019:2298 vendor-advisory
- RHSA-2019:3698 vendor-advisory
- openSUSE-SU-2019:2615 vendor-advisory
- openSUSE-SU-2019:2632 vendor-advisory