CVE-2011-0521

Advisory lineage Upstream: 0 Downstream: 5
Modified
Published: 02 Feb 2011, 22:00
Last modified:06 Aug 2024, 21:58

Vulnerability Summary

Overall Risk (default)
medium
29/100
CVSS Score
7.2 HIGH
v2.0 (nvd)
EPSS Score
0.06% LOW
0% probability -0.06%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

02 Feb 2011, 22:00
Published
Vulnerability first disclosed
06 Aug 2024, 21:58
Last Modified
Vulnerability information updated

Description

The dvb_ca_ioctl function in drivers/media/dvb/ttpci/av7110_ca.c in the Linux kernel before 2.6.38-rc2 does not check the sign of a certain integer field, which allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact via a negative value.

CVSS Metrics

  • v2.0•HIGH•Score: 7.2AV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS Trends

Current EPSS score: 0.06%• Percentile: 17%

Techniques & Countermeasures

  • CWE-119•Improper Restriction of Operations within the Bounds of a Memory Buffer

    The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Affected Systems

  • linux•linux_kernel

    < 2.6.38 | 2.6.38 | 2.6.38:rc1

References (11)