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Race Condition Affecting kernel-debuginfo-common-x86_64 package, versions <0:4.14.114-105.126.amzn2

Severity

 Recommended
0.0
high
0
10

Based on Amazon Linux security rating

    Threat Intelligence

    EPSS
    0.57% (79th percentile)

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  • Snyk ID SNYK-AMZN2-KERNELDEBUGINFOCOMMONX8664-1670384
  • published 27 Sep 2021
  • disclosed 8 May 2019
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Introduced: 8 May 2019

CVE-2019-11815 Open this link in a new tab
CWE-362 Open this link in a new tab
CWE-416 Open this link in a new tab

How to fix?

Upgrade Amazon-Linux:2 kernel-debuginfo-common-x86_64 to version 0:4.14.114-105.126.amzn2 or higher.
This issue was patched in ALAS2-2019-1212.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debuginfo-common-x86_64 package and not the kernel-debuginfo-common-x86_64 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

An issue was discovered in rds_tcp_kill_sock in net/rds/tcp.c in the Linux kernel before 5.0.8. There is a race condition leading to a use-after-free, related to net namespace cleanup.

References

CVSS Scores

version 3.1
Expand this section

NVD

8.1 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High