Description
Memory leak in the __archive_read_get_extract function in archive_read_extract2.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service via a tar 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 | 3.2.0-2 | — |
| Debian 13 | libarchive | 3.2.0-2 | — |
| Debian 12 | libarchive | 3.2.0-2 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP1 | libarchive | 3.1.2-22.1 | SUSE-SU-2016:1909-1 |
| SLES 11 SP4 | bsdtar | 2.5.5-9.1 | SUSE-SU-2016:1939-1 |
| SLES 11 SP3 | bsdtar | 2.5.5-9.1 | SUSE-SU-2016:1939-1 |
| SLES 11 SP2 | bsdtar | 2.5.5-9.1 | SUSE-SU-2016:1939-1 |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Studio Onsite 1.3 | bsdtar | 2.5.5-9.1 | SUSE-SU-2016:1939-1 |
| SLES for SAP 12 SP1 | libarchive | 3.1.2-22.1 | SUSE-SU-2016:1909-1 |
| SLES for SAP 11 SP4 | bsdtar | 2.5.5-9.1 | SUSE-SU-2016:1939-1 |
| SUSE OpenStack Cloud 5 | bsdtar | 2.5.5-9.1 | SUSE-SU-2016:1939-1 |
| SUSE Manager Proxy 2.1 | bsdtar | 2.5.5-9.1 | SUSE-SU-2016:1939-1 |
| SUSE Manager 2.1 | bsdtar | 2.5.5-9.1 | SUSE-SU-2016:1939-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | bsdtar | 2.5.5-9.1 | SUSE-SU-2016:1939-1 |
Advisories 2
- SUSE-SU-2016:1909-1 Security update for libarchive SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2016:1939-1 Security update for bsdtar SUSE / openSUSE Security Updates · Feb 4, 2026
References
- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html
- 91340 vdb-entry
- SUSE-SU-2016:1909 vendor-advisory
- https://github.com/libarchive/libarchive/issues/517
- [oss-security] 20160617 Many invalid memory access issues in libarchive mailing-list
- GLSA-201701-03 vendor-advisory
- [oss-security] 20160617 Re: Many invalid memory access issues in libarchive mailing-list