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Amazon Linux AMI 2: CVE-2020-19860: Security patch for ldns (ALAS-2023-2032)

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Amazon Linux AMI 2: CVE-2020-19860: Security patch for ldns (ALAS-2023-2032)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
Published
01/21/2022
Created
05/05/2023
Added
05/03/2023
Modified
05/03/2023

Description

When ldns version 1.7.1 verifies a zone file, the ldns_rr_new_frm_str_internal function has a heap out of bounds read vulnerability. An attacker can leak information on the heap by constructing a zone file payload.

Solution(s)

  • amazon-linux-ami-2-upgrade-ldns
  • amazon-linux-ami-2-upgrade-ldns-debuginfo
  • amazon-linux-ami-2-upgrade-ldns-devel
  • amazon-linux-ami-2-upgrade-ldns-doc
  • amazon-linux-ami-2-upgrade-ldns-python

References

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