CVE-2021-20294

A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 94%
VendorProductVersion
gnubinutils
2.35 ≤
𝑥
< 2.35.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
binutils
bullseye
2.35.2-2
fixed
bookworm
2.40-2
fixed
sid
2.43.1-5
fixed
trixie
2.43.1-5
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
binutils
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
ignored
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
not-affected