CVE-2020-27545

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 53%
Affected Products (NVD)
VendorProductVersion
libdwarf_projectlibdwarf
𝑥
< 2020-10-17
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
dwarfutils
bookworm
20210528-1
fixed
bullseye
20201201-1
fixed
buster
ignored
sid
20210528-1
fixed
stretch
ignored
trixie
20210528-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
dwarfutils
bionic
needs-triage
focal
needs-triage
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
ignored
xenial
needs-triage
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
libdwarf
Amazon Linux 2
0:20130207-4.amzn2.0.3
fixed
libdwarf-debuginfo
Amazon Linux 2
0:20130207-4.amzn2.0.3
fixed
libdwarf-devel
Amazon Linux 2
0:20130207-4.amzn2.0.3
fixed
libdwarf-static
Amazon Linux 2
0:20130207-4.amzn2.0.3
fixed
libdwarf-tools
Amazon Linux 2
0:20130207-4.amzn2.0.3
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
libdwarf
Azure Linux 3.0
0:0.9.0-1.azl3
fixed
CBL-Mariner 2.0
0:0.9.0.cm2
fixed
Common Weakness Enumeration
References
http://web.archive.org/web/20190601140703/https://sourceforge.net/projects/libdwarf/
https://bugzilla.redhat.com/show_bug.cgi?id=2025694
https://github.com/davea42/libdwarf-code/commit/95f634808c01f1c61bbec56ed2395af997f397ea
https://sourceforge.net/projects/libdwarf/
https://www.prevanders.net/dwarfbug.html#DW202010-001
http://web.archive.org/web/20190601140703/https://sourceforge.net/projects/libdwarf/
https://bugzilla.redhat.com/show_bug.cgi?id=2025694
https://github.com/davea42/libdwarf-code/commit/95f634808c01f1c61bbec56ed2395af997f397ea
https://sourceforge.net/projects/libdwarf/
https://www.prevanders.net/dwarfbug.html#DW202010-001