CVE-2015-3636 Affecting python-perf package, versions <0:3.10.0-229.11.1.el7


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-ORACLE7-PYTHONPERF-2500375
  • published10 Apr 2022
  • disclosed6 Aug 2015

Introduced: 6 Aug 2015

CVE-2015-3636  (opens in a new tab)

How to fix?

Upgrade Oracle:7 python-perf to version 0:3.10.0-229.11.1.el7 or higher.
This issue was patched in ELSA-2015-1534.

NVD Description

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

The ping_unhash function in net/ipv4/ping.c in the Linux kernel before 4.0.3 does not initialize a certain list data structure during an unhash operation, which allows local users to gain privileges or cause a denial of service (use-after-free and system crash) by leveraging the ability to make a SOCK_DGRAM socket system call for the IPPROTO_ICMP or IPPROTO_ICMPV6 protocol, and then making a connect system call after a disconnect.

References

CVSS Scores

version 3.1