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Amazon Linux AMI: CVE-2019-18197: Security patch for libxslt ((Multiple Advisories))

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Amazon Linux AMI: CVE-2019-18197: Security patch for libxslt ((Multiple Advisories))

Severity
5
CVSS
(AV:N/AC:H/Au:N/C:P/I:P/A:P)
Published
10/18/2019
Created
12/22/2020
Added
12/19/2020
Modified
01/15/2021

Description

In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn't reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be disclosed.

Solution(s)

  • amazon-linux-upgrade-libxslt

References

  • ALAS-2021-1463
  • USN-4164-1
  • CVE-2019-18197

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