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Oracle Linux: CVE-2018-7549: ELSA-2018-3073: zsh security and bug fix update (MODERATE) (Multiple Advisories)

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Oracle Linux: CVE-2018-7549: ELSA-2018-3073: zsh security and bug fix update (MODERATE) (Multiple Advisories)

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
12/22/2017
Created
05/08/2019
Added
11/06/2018
Modified
11/29/2024

Description

In params.c in zsh through 5.4.2, there is a crash during a copy of an empty hash table, as demonstrated by typeset -p. A NULL pointer dereference flaw was found in the code responsible for saving hashtables of the zsh package. An attacker could use this flaw to cause a denial of service by crashing the user shell.

Solution(s)

  • oracle-linux-upgrade-zsh
  • oracle-linux-upgrade-zsh-html

References

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