Access Restriction Bypass Affecting kernel-abi-whitelists package, versions <0:3.10.0-327.28.2.el7


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
0.12% (47th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELABIWHITELISTS-2507062
  • published10 Apr 2022
  • disclosed28 Dec 2015

Introduced: 28 Dec 2015

CVE-2015-8660  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-abi-whitelists to version 0:3.10.0-327.28.2.el7 or higher.
This issue was patched in ELSA-2016-1539.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-abi-whitelists package and not the kernel-abi-whitelists package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

The ovl_setattr function in fs/overlayfs/inode.c in the Linux kernel through 4.3.3 attempts to merge distinct setattr operations, which allows local users to bypass intended access restrictions and modify the attributes of arbitrary overlay files via a crafted application.

References

CVSS Scores

version 3.1