Linux kernel vulnerabilities in Ubuntu

72% confidence

Description

Multiple vulnerabilities in the Linux kernel affecting various Ubuntu LTS and current releases. Security notices were published between July 13-19, 2026 to address these issues.

Affected Products

Vendor	Product	Versions
canonical	ubuntu linux kernel	Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 20.04 LTS, Ubuntu 24.04 LTS, Ubuntu 25.10

Related News (1 articles)

Tier B

CCCS Canada69d ago

Ubuntu security advisory (AV26-717)

→ No new info (linked only)

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CISA KEV❌ No

Actively exploited❌ No

PublishedJul 20, 2026

Last enriched69d ago

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Related CVEs (5)

CRITICALCVE-2026-66897

Instance template path traversal allows arbitrary host file write as root

Trending: 1

HIGHCVE-2026-55622

Incus has a project restriction bypass in instance copy across projects

Trending: 1

CRITICALCVE-2026-62940

Incus has a project restriction bypass via instance migration config override

Trending: 1

CRITICALCVE-2026-62867

Incus has an argument injection in storage volume block.create_options that leads to arbitrary command execution

Trending: 1

CRITICALCVE-2026-63343

Arbitrary File Read/Write: metadata.yaml symlink in image allows host filesystem access as root

Trending: 1

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Verification

State: reported

Confidence: 72%

Vulnerability Timeline

CVE Published

Jul 20, 2026

Discovered by ZDM

Jul 20, 2026