Description
Array index error in the (1) torisa.c and (2) dahdi/tor2.c drivers 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 missing validation of the sync field associated with the ZT_SPANCONFIG ioctl.
CVSS Metrics
- Vector
- AV:L/AC:L/Au:N/C:C/I:C/A:C
- Access Vector
- local
- Access Cmplx
- low
- Auth
- none
- Confidentiality
- complete
- Integrity
- complete
- Availability
- complete
- Weaknesses
- CWE-189
Metadata
- Primary Vendor
- ASTERISK
- Published
- 12/9/2008
- Last Modified
- 4/9/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
asterisk : zaptelasterisk : zaptelasterisk : zaptelasterisk : zaptel
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