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CVE-2021-33294

Publication date 18 July 2023

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

In elfutils 0.183, an infinite loop was found in the function handle_symtab in readelf.c .Which allows attackers to cause a denial of service (infinite loop) via crafted file.

Why is this CVE low priority?

No real security impact as this is a command-line utility that is not generally expected to handle untrusted input.

Learn more about Ubuntu priority

Status

Package Ubuntu Release Status
elfutils 23.04 lunar
Not affected
22.10 kinetic Ignored end of life, was not-affected
22.04 LTS jammy
Not affected
20.04 LTS focal
Fixed 0.176-1.1ubuntu0.1
18.04 LTS bionic
16.04 LTS xenial
14.04 LTS trusty

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
elfutils

Severity score breakdown

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H