Race Condition Affecting perf-debuginfo package, versions <0:4.4.35-33.55.amzn1


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-AMZN201803-PERFDEBUGINFO-1703910
  • published27 Sept 2021
  • disclosed8 Dec 2016

Introduced: 8 Dec 2016

CVE-2016-8655  (opens in a new tab)
CWE-362  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 perf-debuginfo to version 0:4.4.35-33.55.amzn1 or higher.
This issue was patched in ALAS-2016-772.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf-debuginfo package and not the perf-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

Race condition in net/packet/af_packet.c in the Linux kernel through 4.8.12 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging the CAP_NET_RAW capability to change a socket version, related to the packet_set_ring and packet_setsockopt functions.

References

CVSS Scores

version 3.1