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


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.17% (55th percentile)

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  • Snyk IDSNYK-RHEL7-LIBDWARF-1932191
  • published26 Nov 2021
  • disclosed22 Nov 2021

Introduced: 22 Nov 2021

CVE-2020-27545  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 libdwarf.

NVD Description

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

libdwarf before 20201017 has a one-byte out-of-bounds read because of an invalid pointer dereference via an invalid line table in a crafted object.

CVSS Scores

version 3.1