# Canonical Ubuntu Linux.

Every CVE that names Canonical Ubuntu Linux among its affected products, newest first. Vendors and products are as the CNA wrote them.

## Records, newest first

- [NULL pointer dereference in Ubuntu Linux AppArmor IPv4/IPv6 socket mediation](https://agentprime.io/advisories/CVE-2026-47337.md)
  `CVE-2026-47337` · CVE record: Canonical Ubuntu Linux · CVSS 3.3 Low · Not analysed yet · Published 28 May 2026 · Tags: Memory corruption
- [Use of uninitialized value in Ubuntu Linux AppArmor IPv4/IPv6 socket mediation rules](https://agentprime.io/advisories/CVE-2026-47336.md)
  `CVE-2026-47336` · CVE record: Canonical Ubuntu Linux · CVSS 3.3 Low · Not analysed yet · Published 28 May 2026 · Tags: Memory corruption
- [NULL pointer dereference in Ubuntu Linux AppArmor notification handling](https://agentprime.io/advisories/CVE-2026-47335.md)
  `CVE-2026-47335` · CVE record: Canonical Ubuntu Linux · CVSS 5.5 Medium · Not analysed yet · Published 28 May 2026 · Tags: Memory corruption
- [Deadlock or kernel panic in Ubuntu Linux AppArmor notification handling](https://agentprime.io/advisories/CVE-2026-47334.md)
  `CVE-2026-47334` · CVE record: Canonical Ubuntu Linux · CVSS 5.5 Medium · Not analysed yet · Published 28 May 2026 · Tags: Denial of service
- [Out-of-bounds read in Ubuntu Linux AppArmor notification handling](https://agentprime.io/advisories/CVE-2026-47333.md)
  `CVE-2026-47333` · CVE record: Canonical Ubuntu Linux · CVSS 7.8 High · Not analysed yet · Published 28 May 2026 · Tags: Memory corruption
- [Out-of-bounds read in Ubuntu Linux AppArmor notification handling](https://agentprime.io/advisories/CVE-2026-47332.md)
  `CVE-2026-47332` · CVE record: Canonical Ubuntu Linux · CVSS 5.5 Medium · Not analysed yet · Published 28 May 2026 · Tags: Memory corruption
- [Use-after-free in Ubuntu Linux AppArmor notification handling](https://agentprime.io/advisories/CVE-2026-47331.md)
  `CVE-2026-47331` · CVE record: Canonical Ubuntu Linux · CVSS 7.8 High · Not analysed yet · Published 28 May 2026 · Tags: Memory corruption
- [Use of uninitialized value in Ubuntu Linux AppArmor notification handling](https://agentprime.io/advisories/CVE-2026-47330.md)
  `CVE-2026-47330` · CVE record: Canonical Ubuntu Linux · CVSS 3.3 Low · Not analysed yet · Published 28 May 2026 · Tags: Memory corruption
- [Incorrect validation of field size in Ubuntu Linux AppArmor notification responses](https://agentprime.io/advisories/CVE-2026-47329.md)
  `CVE-2026-47329` · CVE record: Canonical Ubuntu Linux · CVSS 3.3 Low · Not analysed yet · Published 28 May 2026 · Tags: CWE-1284
- [Invalid pointer deallocation in Ubuntu Linux AppArmor notification handling](https://agentprime.io/advisories/CVE-2026-47328.md)
  `CVE-2026-47328` · CVE record: Canonical Ubuntu Linux · CVSS 6.1 Medium · Not analysed yet · Published 28 May 2026 · Tags: CWE-590
- [NULL pointer dereference in Ubuntu Linux AppArmor notification handling](https://agentprime.io/advisories/CVE-2026-47327.md)
  `CVE-2026-47327` · CVE record: Canonical Ubuntu Linux · CVSS 3.3 Low · Not analysed yet · Published 28 May 2026 · Tags: Memory corruption
- [Memory leak in Ubuntu Linux AppArmor large notification response allocation](https://agentprime.io/advisories/CVE-2026-47326.md)
  `CVE-2026-47326` · CVE record: Canonical Ubuntu Linux · CVSS 5.5 Medium · Not analysed yet · Published 28 May 2026 · Tags: Denial of service
- [Use-after-free of orphaned AF_UNIX in Ubuntu builds of Linux kernel](https://agentprime.io/advisories/CVE-2025-13350.md)
  `CVE-2025-13350` · CVE record: Canonical Ubuntu Linux · CVSS 7.1 High · Not analysed yet · Published 5 Mar 2026 · Tags: Memory corruption

## Filters and formats

Filters are query parameters on this URL: `q` (words, as in a web search engine: `"a phrase"`, `OR`, `-word`; an id; a package or product name), `severity` (low, medium, high or critical), `critical=1`, `kev=1`, `ecosystem` (npm, pypi, packagist, go, maven, rubygems, crates, nuget, hex), `kind=package`, `assigner` (a CNA’s short name), `min_score` and `state`. Each record’s title links to its Markdown page.

- The same list as JSON: <https://api.agentprime.io/v1/advisories?technology=canonical-ubuntu-linux>
- Every list: <https://agentprime.io/advisories.md>, critical: <https://agentprime.io/advisories/critical.md>; by weakness: <https://agentprime.io/advisories/tag/sql-injection.md> and the other tags in <https://agentprime.io/llms.txt>; by technology: `/advisories/technology/<slug>.md` (`fortinet-fortimail`)

---

The web page: <https://agentprime.io/advisories/technology/canonical-ubuntu-linux/>. Everything for agents: <https://agentprime.io/llms.txt>.