libtar: Heap-based buffer overflows by expanding a specially-crafted archive
Published Oct 17, 2013
6.8
MEDIUMCVSS 2.0
EPSS 5.49%
Description
Multiple integer overflows in the th_read function in lib/block.c in libtar before 1.2.20 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long (1) name or (2) link in an archive, which triggers a heap-based buffer overflow.
Affected products
No data.
Configuration 1
- 6.0
No data.
Red Hat Enterprise Linux 6
libtar-0:1.2.11-17.el6_4.1
Fixed · RHSA-2013:1418
Red Hat Enterprise Linux 7
libtar
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | libtar-0:1.2.11-17.el6_4.1 | Fixed | RHSA-2013:1418 |
| Red Hat Enterprise Linux 7 | libtar | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.49% (0.05485) | 92.52th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.49% (0.05485) | 91.73th | v5 (v2026.06.15) |
| Mar 30, 2025 | 4.26% (0.04261) | 87.75th | v4 (v2025.03.14) |
| Mar 29, 2025 | 11.63% (0.11630) | 89.39th | v4 (v2025.03.14) |
| Mar 17, 2025 | 4.26% (0.04261) | 88.06th | v4 (v2025.03.14) |
| Mar 14, 2025 | 5.25% (0.05253) | 93.09th | v3 (v2023.03.01) |
| Jan 10, 2025 | 7.25% (0.07252) | 93.99th | v3 (v2023.03.01) |
| Dec 17, 2024 | 5.25% (0.05253) | 92.92th | v3 (v2023.03.01) |
| Jan 21, 2024 | 3.44% (0.03435) | 90.57th | v3 (v2023.03.01) |
| Dec 4, 2023 | 3.94% (0.03935) | 91.02th | v3 (v2023.03.01) |
| Oct 16, 2023 | 5.47% (0.05468) | 92.33th | v3 (v2023.03.01) |
| Jul 14, 2023 | 6.58% (0.06581) | 92.80th | v3 (v2023.03.01) |
| Apr 13, 2023 | 6.14% (0.06142) | 92.42th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.00% (0.07003) | 92.85th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.60% (0.06604) | 91.53th | v2 (v2022.01.01) |
| Feb 13, 2023 | 6.60% (0.06604) | 91.21th | v2 (v2022.01.01) |
| Feb 3, 2023 | 2.69% (0.02686) | 82.44th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.60% (0.06604) | 90.72th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.60% (0.06604) | 78.62th | v2 (v2022.01.01) |
References (16)
- http://repo.or.cz/w/libtar.git/commitdiff/45448e8bae671c2f7e80b860ae0fc0cedf2bdc04 x_refsource_CONFIRMExploitPatch
- http://rhn.redhat.com/errata/RHSA-2013-1418.html vendor-advisoryx_refsource_REDHATVendor Advisory
- http://secunia.com/advisories/55188 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/55253 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.debian.org/security/2013/dsa-2817 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2013/10/10/4 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2013/10/10/6 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/62922 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1029166 vdb-entryx_refsource_SECTRACK
- http://www.securitytracker.com/id/1040106 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2013-4397 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1014492 Issue Tracking
- https://lists.feep.net:8080/pipermail/libtar/2013-October/000361.html mailing-listx_refsource_MLIST
- https://nvd.nist.gov/vuln/detail/CVE-2013-4397
- https://source.android.com/security/bulletin/2018-01-01 x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2013-4397
Change history (0)
No recorded changes yet.