CVE-2026-5704
tarVulnerabilityCVSS 5.0PatchedPoC
A public proof-of-concept or exploit code is available, raising the risk of active exploitation. A fixed version is available (see the table below).
Recommended action: Update to the fixed version listed for your distribution using the native package manager.
Severity metrics
CVSS 3.1 : 5.0 MEDIUM
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionRequired
ScopeUnchanged
Confidentiality impactNone
Integrity impactHigh
Availability impactNone
Vector: AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
Affected & fixed versions by distribution
Versions are the native distribution strings (backport-aware): RHEL/Debian/SUSE backport fixes, so compare with the distro version comparator (dpkg / rpm / vercmp), not the upstream version.
| Distribution | Package | Affected | Fixed version | Status |
|---|---|---|---|---|
| Debian:11 | tar | - | - | affected (no fix yet) |
| Debian:12 | tar | - | - | affected (no fix yet) |
| Debian:13 | tar | - | - | affected (no fix yet) |
| Debian:14 | tar | - | - | affected (no fix yet) |
| Ubuntu:Pro:14.04:LTS | tar | - | 1.27.1-1ubuntu0.1+esm7 | fixed |
| Ubuntu:Pro:16.04:LTS | tar | - | 1.28-2.1ubuntu0.2+esm6 | fixed |
| Ubuntu:Pro:18.04:LTS | tar | - | 1.29b-2ubuntu0.4+esm4 | fixed |
| Ubuntu:Pro:20.04:LTS | tar | - | 1.30+dfsg-7ubuntu0.20.04.4+esm3 | fixed |
| Ubuntu:22.04:LTS | tar | - | 1.34+dfsg-1ubuntu0.1.22.04.6 | fixed |
| Ubuntu:24.04:LTS | tar | - | 1.35+dfsg-3ubuntu0.4 | fixed |
| Ubuntu:25.10 | tar | - | - | affected (no fix yet) |
| Ubuntu:26.04:LTS | tar | - | 1.35+dfsg-4ubuntu0.4 | fixed |
| Ubuntu:Pro:14.04:LTS | tar | - | 1.27.1-1ubuntu0.1+esm6 | fixed |
| Ubuntu:Pro:16.04:LTS | tar | - | 1.28-2.1ubuntu0.2+esm5 | fixed |
| Ubuntu:Pro:18.04:LTS | tar | - | 1.29b-2ubuntu0.4+esm3 | fixed |
| Ubuntu:Pro:20.04:LTS | tar | - | 1.30+dfsg-7ubuntu0.20.04.4+esm2 | fixed |
| Ubuntu:22.04:LTS | tar | - | 1.34+dfsg-1ubuntu0.1.22.04.5 | fixed |
| Ubuntu:24.04:LTS | tar | - | 1.35+dfsg-3ubuntu0.3 | fixed |
| Ubuntu:26.04:LTS | tar | - | 1.35+dfsg-4ubuntu0.3 | fixed |
| SUSE:Linux Micro 6.2 | tar | - | 1.35-160000.4.1 | fixed |
| SUSE:Linux Enterprise Server 16.0 | tar | - | 1.35-160000.4.1 | fixed |
| SUSE:Linux Enterprise Server for SAP applications 16.0 | tar | - | 1.35-160000.4.1 | fixed |
| SUSE:Linux Enterprise Micro 5.3 | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise Micro 5.4 | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise Micro 5.5 | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise Module for Basesystem 15 SP7 | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise Server 15 SP6-LTSS | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP5 | tar | - | 1.34-150000.3.42.1 | fixed |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP6 | tar | - | 1.34-150000.3.42.1 | fixed |
| openSUSE:Tumbleweed | tar | - | 1.35-8.1 | fixed |
| openSUSE:Leap 16.0 | tar | - | 1.35-160000.4.1 | fixed |