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.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2013-4397 from the MITRE CVE dictionary dictionary and NIST NVD.
Base Score | 5.1 |
---|---|
Base Metrics | AV:N/AC:H/Au:N/C:P/I:P/A:P |
Access Vector | Network |
Access Complexity | High |
Authentication | None |
Confidentiality Impact | Partial |
Integrity Impact | Partial |
Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Platform | Errata | Release Date |
---|---|---|
Red Hat Enterprise Linux 6 (libtar) | RHSA-2013:1418 | 2013-10-10 |
Platform | Package | State |
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Red Hat Enterprise Linux 7 | libtar | Not affected |