🛡️ CVE-2022-0998 on Ubuntu — linux-aws-5.0

Distribution advisory

This page covers CVE-2022-0998 as tracked by Ubuntu, for the package linux-aws-5.0. The fix is available in version 5.13.0-1019.21~20.04.1; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

• Attack vector: Local — a local account, shell or session on the host is needed.
• Attack complexity: Low — the attack works reliably, with no preparation.
• Privileges required: Low — an ordinary user account is enough.
• User interaction: None — nobody has to be tricked into anything.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: High — total loss, or loss the attacker controls.
• Integrity impact: High — total loss, or loss the attacker controls.
• Availability impact: High — total loss, or loss the attacker controls.

Weakness class

UBUNTU-CVE-2022-0998 is classified as CWE-190: Integer Overflow or Wraparound. Arithmetic produces a value too large for its type and wraps around, so a later size or bounds check passes when it should not.

Affected software

UBUNTU-CVE-2022-0998 is recorded against 37 packages.

• linux-aws-5.0
• linux-aws-5.11
• linux-aws-5.13 (fixed in 5.13.0-1019.21~20.04.1)
• linux-aws-5.3
• linux-aws-5.8
• linux-azure
• linux-azure-5.11
• linux-azure-5.13 (fixed in 5.13.0-1021.24~20.04.1)
• linux-azure-5.3
• linux-azure-5.8
• linux-azure-edge
• linux-gcp
• linux-gcp-5.11
• linux-gcp-5.13 (fixed in 5.13.0-1021.25~20.04.1)
• linux-gcp-5.3
• linux-gcp-5.8
• linux-gke-4.15
• linux-hwe
• linux-hwe-5.11
• linux-hwe-5.13 (fixed in 5.13.0-37.42~20.04.1)
• linux-hwe-5.8
• linux-hwe-edge
• linux-intel-5.13
• linux-oem

Timeline and source

Published on 30 March 2022 and last revised on 24 October 2025. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

ubuntu.com (Report)
git.kernel.org (Report)
bugzilla.redhat.com (Report)
www.cve.org (Report)

Other advisories for this package

linux-aws-5.0 has other advisories on record. If you are patching this one, these are worth checking on the same host:

• UBUNTU-CVE-2022-4994 (published 30 Jul 2026)
• UBUNTU-CVE-2022-50423 (published 1 Oct 2025)
• UBUNTU-CVE-2022-50429 (published 1 Oct 2025)
• UBUNTU-CVE-2022-50422 (published 1 Oct 2025)
• UBUNTU-CVE-2022-50428 (published 1 Oct 2025)
• UBUNTU-CVE-2022-50434 (published 1 Oct 2025)
• UBUNTU-CVE-2022-50421 (published 1 Oct 2025)
• UBUNTU-CVE-2022-50427 (published 1 Oct 2025)

Same weakness in other software

These advisories are the same class of weakness (CWE-190: Integer Overflow or Wraparound) in other software:

• CVE-2022-36015 (8.0 High, published 13 Jul 2026)
• CVE-2023-25667 (8.0 High, published 13 Jul 2026)
• CVE-2023-25662 (8.0 High, published 13 Jul 2026)
• CVE-2022-23567 (8.0 High, published 9 Jul 2026)
• CVE-2017-12864 (8.0 High, published 9 Jul 2026)
• CVE-2017-12863 (8.0 High, published 9 Jul 2026)
• CVE-2022-23575 (8.0 High, published 9 Jul 2026)
• CVE-2017-1000450 (8.0 High, published 2 Jul 2026)

CVE-2022-0998 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Affected Packages

References