Improper Input Validation Affecting kernel-uek-devel package, versions <0:3.8.13-118.6.2.el7uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
4.93% (94th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEKDEVEL-2510264
  • published10 Apr 2022
  • disclosed16 Nov 2015

Introduced: 16 Nov 2015

CVE-2015-8215  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-uek-devel to version 0:3.8.13-118.6.2.el7uek or higher.
This issue was patched in ELSA-2016-3565.

NVD Description

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

net/ipv6/addrconf.c in the IPv6 stack in the Linux kernel before 4.0 does not validate attempted changes to the MTU value, which allows context-dependent attackers to cause a denial of service (packet loss) via a value that is (1) smaller than the minimum compliant value or (2) larger than the MTU of an interface, as demonstrated by a Router Advertisement (RA) message that is not validated by a daemon, a different vulnerability than CVE-2015-0272. NOTE: the scope of CVE-2015-0272 is limited to the NetworkManager product.

CVSS Scores

version 3.1