Array index error in the dahdi/tor2.c driver in Zaptel (aka DAHDI) 1.4.11 and earlier allows local users in the dialout group to overwrite…

Description

Array index error in the dahdi/tor2.c driver in Zaptel (aka DAHDI) 1.4.11 and earlier allows local users in the dialout group to overwrite an integer value in kernel memory by writing to /dev/zap/ctl, related to an incorrect tor2 patch for CVE-2008-5396 that uses the wrong variable in a range check against the value of lc->sync.

Scores

EPSS (exploitation in 30 days)

0.47% · top 59% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.

Weakness

• n/a
• CWE-189 (opens in a new tab)All about CWE-189 and its CVEs

Affected products

• n/a

  • affected n/a

References (6)

• http://bugs.digium.com/view.php?id=13954#96700 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=475446#c4 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 32960 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• zaptel-tor2-memory-overwrite(47666) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• http://svn.digium.com/view/dahdi?view=rev&revision=5590 (opens in a new tab)x_refsource_CONFIRMx_transferred
• [oss-security] 20081219 CVE Request - Incomplete dahdi/zaptel tor2.c patch for CVE-2008-5396 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2008-5744](https://trackcve.app/badge/CVE-2008-5744.svg)](https://trackcve.app/cve/CVE-2008-5744)

Record last updated 7 Aug 2024, 11:04 UTC.