CVE-2015-2925

Advisory lineage Upstream: 0 Downstream: 22
Modified
Published: 16 Nov 2015, 11:00
Last modified:06 Aug 2024, 05:32

Vulnerability Summary

Overall Risk (default)
medium
28/100
CVSS Score
6.9 MEDIUM
v2.0 (nvd)
EPSS Score
0.75% LOW
1% probability -0.21%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

16 Nov 2015, 11:00
Published
Vulnerability first disclosed
06 Aug 2024, 05:32
Last Modified
Vulnerability information updated

Description

The prepend_path function in fs/dcache.c in the Linux kernel before 4.2.4 does not properly handle rename actions inside a bind mount, which allows local users to bypass an intended container protection mechanism by renaming a directory, related to a "double-chroot attack."

CVSS Metrics

  • v2.0•MEDIUM•Score: 6.9AV:L/AC:M/Au:N/C:C/I:C/A:C

EPSS Trends

Current EPSS score: 0.75%• Percentile: 73%

Affected Systems

  • canonical•ubuntu_linux

    12.04 | 14.04 | 15.04

  • debian•debian_linux

    7.0 | 8.0

  • linux•linux_kernel

    < 3.2.72 | ≥ 3.3, < 3.4.110 | ≥ 3.5, < 3.10.91 | ≥ 3.11, < 3.12.49 | ≥ 3.13, < 3.14.55 | ≥ 3.15, < 3.16.35 | ≥ 3.17, < 3.18.23 | ≥ 3.19, < 4.1.11 | ≥ 4.2, < 4.2.4

References (34)