CVE-2025-59362

Publication date 26 September 2025

Last updated 4 November 2025

Ubuntu priority

Why this priority?

Cvss 3 Severity Score

Score breakdown

Description

Squid through 7.1 mishandles ASN.1 encoding of long SNMP OIDs. This occurs in asn_build_objid in lib/snmplib/asn1.c.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
squid	25.10 questing	Fixed 6.13-1ubuntu4
	25.04 plucky	Fixed 6.13-1ubuntu1.1
	24.04 LTS noble	Fixed 6.13-0ubuntu0.24.04.2
	22.04 LTS jammy	Fixed 5.9-0ubuntu0.22.04.3
	20.04 LTS focal	Fixed 4.10-1ubuntu1.13+esm2
squid3	25.10 questing	Not in release
	25.04 plucky	Not in release
	24.04 LTS noble	Not in release
	22.04 LTS jammy	Not in release
	18.04 LTS bionic	Fixed 3.5.27-1ubuntu1.14+esm5
	16.04 LTS xenial	Fixed 3.5.12-1ubuntu7.16+esm6

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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
squid	Upstream: 250a18e Upstream: 0d89165

Severity score breakdown

Parameter	Value
Base score	4.0 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L