CVE-2012-2745

Advisory lineage Upstream: 0 Downstream: 3
Modified
Published: 09 Aug 2012, 10:00
Last modified:06 Aug 2024, 19:42

Vulnerability Summary

Overall Risk (default)
low
19/100
CVSS Score
4.7 MEDIUM
v2.0 (nvd)
EPSS Score
0.13% LOW
0% probability +0.01%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

09 Aug 2012, 10:00
Published
Vulnerability first disclosed
06 Aug 2024, 19:42
Last Modified
Vulnerability information updated

Description

The copy_creds function in kernel/cred.c in the Linux kernel before 3.3.2 provides an invalid replacement session keyring to a child process, which allows local users to cause a denial of service (panic) via a crafted application that uses the fork system call.

CVSS Metrics

  • v2.0•MEDIUM•Score: 4.7AV:L/AC:M/Au:N/C:N/I:N/A:C

EPSS Trends

Current EPSS score: 0.13%• Percentile: 31%

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

    ≤ 3.3.1 | 3.3 | 3.3:rc1 | 3.3:rc2 | 3.3:rc3 | 3.3:rc4 | 3.3:rc5 | 3.3:rc6 | 3.3:rc7

References (13)