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Red Hat: CVE-2017-18075: Important: kernel-alt security, bug fix, and enhancement update (RHSA-2018:2948)

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Red Hat: CVE-2017-18075: Important: kernel-alt security, bug fix, and enhancement update (RHSA-2018:2948)

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
01/24/2018
Created
03/19/2019
Added
10/31/2018
Modified
03/03/2021

Description

crypto/pcrypt.c in the Linux kernel before 4.14.13 mishandles freeing instances, allowing a local user able to access the AF_ALG-based AEAD interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an incorrect pointer) or possibly have unspecified other impact by executing a crafted sequence of system calls.

Solution(s)

  • redhat-upgrade-kernel

References

  • 102813
  • CVE-2017-18075
  • RHSA-2018:2948

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