Out-of-bounds Read Affecting ldns package, versions *


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.27% (68th percentile)

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  • Snyk IDSNYK-CENTOS7-LDNS-2360593
  • published25 Jan 2022
  • disclosed21 Jan 2022

Introduced: 21 Jan 2022

CVE-2020-19860  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 ldns.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ldns package and not the ldns package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

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.

CVSS Scores

version 3.1