Integer Overflow or Wraparound Affecting kernel-debuginfo package, versions <0:4.14.15-46.13.amzn2


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating

    Threat Intelligence

    Exploit Maturity
    Mature
    EPSS
    0.04% (11th percentile)

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  • Snyk ID SNYK-AMZN2-KERNELDEBUGINFO-1666009
  • published 27 Sep 2021
  • disclosed 25 Sep 2018

How to fix?

Upgrade Amazon-Linux:2 kernel-debuginfo to version 0:4.14.15-46.13.amzn2 or higher.
This issue was patched in ALAS2-2018-1087.

NVD Description

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

An integer overflow flaw was found in the Linux kernel's create_elf_tables() function. An unprivileged local user with access to SUID (or otherwise privileged) binary could use this flaw to escalate their privileges on the system. Kernel versions 2.6.x, 3.10.x and 4.14.x are believed to be vulnerable.