Out-of-Bounds Affecting binutils package, versions [,2.35.2)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
0.21% (60th percentile)

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  • Snyk IDSNYK-UNMANAGED-BINUTILS-2368488
  • published26 Jan 2022
  • disclosed29 Apr 2021
  • creditUnknown

Introduced: 29 Apr 2021

CVE-2021-20294  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade binutils to version 2.35.2 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-Bounds. 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.

References

CVSS Scores

version 3.1