🛡️ CVE-2023-5090 on Ubuntu — linux-allwinner-5.19
Description
A flaw was found in KVM. An improper check in svm_set_x2apic_msr_interception() may allow direct access to host x2apic msrs when the guest resets its apic, potentially leading to a denial of service condition.
Distribution advisory
This page covers CVE-2023-5090 as tracked by Ubuntu, for the package linux-allwinner-5.19. The fix is available in version 6.2.0-1016.16~22.04.1; 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 administrative privileges on the target. No user interaction is required. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality none, integrity none, availability high.
CVSS metrics in full
The score comes from this vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/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: High — administrative rights are needed first.
- User interaction: None — nobody has to be tricked into anything.
- Scope: Changed — a successful attack reaches components beyond the vulnerable one.
- Confidentiality impact: None.
- Integrity impact: None.
- Availability impact: High — total loss, or loss the attacker controls.
Weakness class
UBUNTU-CVE-2023-5090 is classified as CWE-755: Improper Handling of Exceptional Conditions. The product does not handle or incorrectly handles an exceptional condition.
Affected software
UBUNTU-CVE-2023-5090 is recorded against 69 packages.
- linux-allwinner-5.19
- linux-aws-5.0
- linux-aws-5.11
- linux-aws-5.13
- linux-aws-5.19
- linux-aws-5.3
- linux-aws-5.8
- linux-aws-6.2 (fixed in 6.2.0-1016.16~22.04.1)
- linux-aws-6.5
- linux-azure
- linux-azure-5.11
- linux-azure-5.13
- linux-azure-5.19
- linux-azure-5.3
- linux-azure-5.8
- linux-azure-6.2 (fixed in 6.2.0-1017.17~22.04.1)
- linux-azure-6.5
- linux-azure-edge
- linux-azure-fde
- linux-azure-fde-5.19
- linux-azure-fde-6.2 (fixed in 6.2.0-1017.17~22.04.1.1)
- linux-gcp
- linux-gcp-5.11
- linux-gcp-5.13
Show the remaining 45 packages
- linux-gcp-5.19
- linux-gcp-5.3
- linux-gcp-5.8
- linux-gcp-6.2 (fixed in 6.2.0-1019.21~22.04.1)
- linux-gke
- linux-gke-4.15
- linux-gke-5.15
- linux-gke-5.4
- linux-gkeop-5.4
- linux-hwe
- linux-hwe-5.11
- linux-hwe-5.13
- linux-hwe-5.19
- linux-hwe-5.8
- linux-hwe-6.2 (fixed in 6.2.0-37.38~22.04.1)
- linux-hwe-edge
- linux-intel-5.13
- linux-intel-iot-realtime
- linux-lowlatency-hwe-5.19
- linux-lowlatency-hwe-6.2 (fixed in 6.2.0-1017.17~22.04.1)
- linux-nvidia-6.2 (fixed in 6.2.0-1012.12)
- linux-nvidia-6.5 (fixed in 6.5.0-1007.7)
- linux-oem
- linux-oem-5.10
- linux-oem-5.13
- linux-oem-5.14
- linux-oem-5.17
- linux-oem-5.6
- linux-oem-6.0
- linux-oem-6.1 (fixed in 6.1.0-1026.26)
- linux-oem-6.5 (fixed in 6.5.0-1008.8)
- linux-oracle-5.0
- linux-oracle-5.11
- linux-oracle-5.13
- linux-oracle-5.3
- linux-oracle-5.8
- linux-raspi-realtime
- linux-raspi2
- linux-realtime
- linux-riscv
- linux-riscv-5.11
- linux-riscv-5.19
- linux-riscv-5.8
- linux-starfive-5.19
- linux-starfive-6.2 (fixed in 6.2.0-1009.10~22.04.1)
Timeline and source
Published on 6 November 2023 and last revised on 4 February 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.
References
ubuntu.com (Report)
git.kernel.org (Report)
ubuntu.com (Advisory)
ubuntu.com (Advisory)
ubuntu.com (Advisory)
ubuntu.com (Advisory)
ubuntu.com (Advisory)
ubuntu.com (Advisory)
ubuntu.com (Advisory)
ubuntu.com (Advisory)
ubuntu.com (Advisory)
www.cve.org (Report)
Other advisories for this package
linux-allwinner-5.19 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-2023-20585 (published 16 Apr 2026)
- UBUNTU-CVE-2022-50810 (published 30 Dec 2025)
- UBUNTU-CVE-2022-50843 (published 30 Dec 2025)
- UBUNTU-CVE-2022-50875 (published 30 Dec 2025)
- UBUNTU-CVE-2022-50829 (published 30 Dec 2025)
- UBUNTU-CVE-2022-50862 (published 30 Dec 2025)
- UBUNTU-CVE-2022-50816 (published 30 Dec 2025)
Same weakness in other software
These advisories are the same class of weakness (CWE-755: Improper Handling of Exceptional Conditions) in other software:
- CVE-2026-59952 (published 30 Jul 2026)
- CVE-2026-42792 (7.5 High, published 27 Jul 2026)
- CVE-2026-16730 (5.5 Medium, published 24 Jul 2026)
- CVE-2026-48036 (8.0 High, published 24 Jul 2026)
- CVE-2026-44505 (5.3 Medium, published 10 Jun 2026)
- CVE-2023-43686 (6.2 Medium, published 9 Jun 2026)
- CVE-2026-49232 (published 8 Jun 2026)
- CVE-2026-9516 (7.5 High, published 3 Jun 2026)
CVE-2023-5090 on other distributions
Each distribution ships its own build and its own fixed version. Pick the one you run:
Details
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| linux-allwinner-5.19 | — | — |
| linux-aws-5.0 | — | — |
| linux-aws-5.11 | — | — |
| linux-aws-5.13 | — | — |
| linux-aws-5.19 | — | — |
| linux-aws-5.3 | — | — |
| linux-aws-5.8 | — | — |
| linux-aws-6.2 | — | 6.2.0-1016.16~22.04.1 |
| linux-aws-6.5 | — | — |
| linux-azure | — | — |
| linux-azure-5.11 | — | — |
| linux-azure-5.13 | — | — |
| linux-azure-5.19 | — | — |
| linux-azure-5.3 | — | — |
| linux-azure-5.8 | — | — |
| linux-azure-6.2 | — | 6.2.0-1017.17~22.04.1 |
| linux-azure-6.5 | — | — |
| linux-azure-edge | — | — |
| linux-azure-fde | — | — |
| linux-azure-fde-5.19 | — | — |
| linux-azure-fde-6.2 | — | 6.2.0-1017.17~22.04.1.1 |
| linux-gcp | — | — |
| linux-gcp-5.11 | — | — |
| linux-gcp-5.13 | — | — |
| linux-gcp-5.19 | — | — |
| linux-gcp-5.3 | — | — |
| linux-gcp-5.8 | — | — |
| linux-gcp-6.2 | — | 6.2.0-1019.21~22.04.1 |
| linux-gke | — | — |
| linux-gke-4.15 | — | — |
| linux-gke-5.15 | — | — |
| linux-gke-5.4 | — | — |
| linux-gkeop-5.4 | — | — |
| linux-hwe | — | — |
| linux-hwe-5.11 | — | — |
| linux-hwe-5.13 | — | — |
| linux-hwe-5.19 | — | — |
| linux-hwe-5.8 | — | — |
| linux-hwe-6.2 | — | 6.2.0-37.38~22.04.1 |
| linux-hwe-edge | — | — |
| linux-intel-5.13 | — | — |
| linux-intel-iot-realtime | — | — |
| linux-lowlatency-hwe-5.19 | — | — |
| linux-lowlatency-hwe-6.2 | — | 6.2.0-1017.17~22.04.1 |
| linux-nvidia-6.2 | — | 6.2.0-1012.12 |
| linux-nvidia-6.5 | — | 6.5.0-1007.7 |
| linux-oem | — | — |
| linux-oem-5.10 | — | — |
| linux-oem-5.13 | — | — |
| linux-oem-5.14 | — | — |
| linux-oem-5.17 | — | — |
| linux-oem-5.6 | — | — |
| linux-oem-6.0 | — | — |
| linux-oem-6.1 | — | 6.1.0-1026.26 |
| linux-oem-6.5 | — | 6.5.0-1008.8 |
| linux-oracle-5.0 | — | — |
| linux-oracle-5.11 | — | — |
| linux-oracle-5.13 | — | — |
| linux-oracle-5.3 | — | — |
| linux-oracle-5.8 | — | — |
| linux-raspi-realtime | — | — |
| linux-raspi2 | — | — |
| linux-realtime | — | — |
| linux-riscv | — | — |
| linux-riscv-5.11 | — | — |
| linux-riscv-5.19 | — | — |
| linux-riscv-5.8 | — | — |
| linux-starfive-5.19 | — | — |
| linux-starfive-6.2 | — | 6.2.0-1009.10~22.04.1 |
References
Similar Threats
- Unknown UBUNTU-CVE-2016-20022
- Unknown UBUNTU-CVE-2020-36778
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- Unknown UBUNTU-CVE-2020-36780
- Unknown UBUNTU-CVE-2020-36781
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