CVE-2023-22997: Null Pointer Dereference
First published: Tue Feb 28 2023(Updated: )
In the Linux kernel before 6.1.2, kernel/module/decompress.c misinterprets the module_get_next_page return value (expects it to be NULL in the error case, whereas it is actually an error pointer).
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <6.1.2 | |
| ubuntu/linux | <5.19.0-40.41 | 5.19.0-40.41 |
| ubuntu/linux | <6.2~ | 6.2~ |
| ubuntu/linux-aws | <5.19.0-1023.24 | 5.19.0-1023.24 |
| ubuntu/linux-aws | <6.2~ | 6.2~ |
| ubuntu/linux-aws-5.0 | <6.2~ | 6.2~ |
| ubuntu/linux-aws-5.15 | <6.2~ | 6.2~ |
| ubuntu/linux-aws-5.4 | <6.2~ | 6.2~ |
| ubuntu/linux-aws-hwe | <6.2~ | 6.2~ |
| ubuntu/linux-azure | <5.19.0-1023.24 | 5.19.0-1023.24 |
| ubuntu/linux-azure | <6.2~ | 6.2~ |
| ubuntu/linux-azure-4.15 | <6.2~ | 6.2~ |
| ubuntu/linux-azure-5.15 | <6.2~ | 6.2~ |
| ubuntu/linux-azure-5.19 | <5.19.0-1023.24~22.04.1 | 5.19.0-1023.24~22.04.1 |
| ubuntu/linux-azure-5.4 | <6.2~ | 6.2~ |
| ubuntu/linux-azure-edge | <6.2~ | 6.2~ |
| ubuntu/linux-azure-fde | <6.2~ | 6.2~ |
| ubuntu/linux-azure-fde-5.15 | <6.2~ | 6.2~ |
| ubuntu/linux-bluefield | <6.2~ | 6.2~ |
| ubuntu/linux-dell300x | <6.2~ | 6.2~ |
| ubuntu/linux-fips | <6.2~ | 6.2~ |
| ubuntu/linux-gcp | <5.19.0-1020.22 | 5.19.0-1020.22 |
| ubuntu/linux-gcp | <6.2~ | 6.2~ |
| ubuntu/linux-gcp-4.15 | <6.2~ | 6.2~ |
| ubuntu/linux-gcp-5.15 | <6.2~ | 6.2~ |
| ubuntu/linux-gcp-5.4 | <6.2~ | 6.2~ |
| ubuntu/linux-gke | <6.2~ | 6.2~ |
| ubuntu/linux-gke-4.15 | <6.2~ | 6.2~ |
| ubuntu/linux-gke-5.0 | <6.2~ | 6.2~ |
| ubuntu/linux-gke-5.15 | <6.2~ | 6.2~ |
| ubuntu/linux-gke-5.4 | <6.2~ | 6.2~ |
| ubuntu/linux-gkeop | <6.2~ | 6.2~ |
| ubuntu/linux-gkeop-5.4 | <6.2~ | 6.2~ |
| ubuntu/linux-hwe | <6.2~ | 6.2~ |
| ubuntu/linux-hwe-5.15 | <6.2~ | 6.2~ |
| ubuntu/linux-hwe-5.19 | <5.19.0-40.41~22.04.1 | 5.19.0-40.41~22.04.1 |
| ubuntu/linux-hwe-5.4 | <6.2~ | 6.2~ |
| ubuntu/linux-hwe-edge | <6.2~ | 6.2~ |
| ubuntu/linux-ibm | <6.2~ | 6.2~ |
| ubuntu/linux-ibm-5.4 | <6.2~ | 6.2~ |
| ubuntu/linux-intel-5.13 | <6.2~ | 6.2~ |
| ubuntu/linux-intel-iotg | <6.2~ | 6.2~ |
| ubuntu/linux-intel-iotg-5.15 | <6.2~ | 6.2~ |
| ubuntu/linux-kvm | <5.19.0-1021.22 | 5.19.0-1021.22 |
| ubuntu/linux-kvm | <6.2~ | 6.2~ |
| ubuntu/linux-lowlatency | <5.19.0-1022.23 | 5.19.0-1022.23 |
| ubuntu/linux-lowlatency | <6.2~ | 6.2~ |
| ubuntu/linux-lowlatency-hwe-5.15 | <6.2~ | 6.2~ |
| ubuntu/linux-lowlatency-hwe-5.19 | <5.19.0-1022.23~22.04.1 | 5.19.0-1022.23~22.04.1 |
| ubuntu/linux-lowlatency-hwe-5.19 | <6.2~ | 6.2~ |
| ubuntu/linux-lts-xenial | <6.2~ | 6.2~ |
| ubuntu/linux-oem | <6.2~ | 6.2~ |
| ubuntu/linux-oem-5.10 | <6.2~ | 6.2~ |
| ubuntu/linux-oem-5.14 | <6.2~ | 6.2~ |
| ubuntu/linux-oem-5.17 | <6.2~ | 6.2~ |
| ubuntu/linux-oem-5.6 | <6.2~ | 6.2~ |
| ubuntu/linux-oem-6.0 | <6.2~ | 6.2~ |
| ubuntu/linux-oem-6.1 | <6.1.0-1006.6 | 6.1.0-1006.6 |
| ubuntu/linux-oem-6.1 | <6.2~ | 6.2~ |
| ubuntu/linux-oem-osp1 | <6.2~ | 6.2~ |
| ubuntu/linux-oracle | <5.19.0-1020.23 | 5.19.0-1020.23 |
| ubuntu/linux-oracle | <6.2~ | 6.2~ |
| ubuntu/linux-oracle-5.0 | <6.2~ | 6.2~ |
| ubuntu/linux-oracle-5.13 | <6.2~ | 6.2~ |
| ubuntu/linux-oracle-5.15 | <6.2~ | 6.2~ |
| ubuntu/linux-oracle-5.4 | <6.2~ | 6.2~ |
| ubuntu/linux-raspi | <5.19.0-1016.23 | 5.19.0-1016.23 |
| ubuntu/linux-raspi | <6.2~ | 6.2~ |
| ubuntu/linux-raspi-5.4 | <6.2~ | 6.2~ |
| ubuntu/linux-raspi2 | <6.2~ | 6.2~ |
| ubuntu/linux-riscv | <5.19.0-1016.17 | 5.19.0-1016.17 |
| ubuntu/linux-riscv | <6.2~ | 6.2~ |
| ubuntu/linux-snapdragon | <6.2~ | 6.2~ |
| debian/linux | 4.19.249-2 4.19.304-1 5.10.209-2 5.10.216-1 6.1.76-1 6.1.90-1 6.7.12-1 6.8.11-1 |
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Reference Links
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2
- https://github.com/torvalds/linux/commit/45af1d7aae7d5520d2858f8517a1342646f015db
- https://launchpad.net/bugs/cve/CVE-2023-22997
- https://git.kernel.org/linus/45af1d7aae7d5520d2858f8517a1342646f015db
- https://security-tracker.debian.org/tracker/CVE-2023-22997
- https://ubuntu.com/security/notices/USN-6024-1
- https://www.cve.org/CVERecord?id=CVE-2023-22997
- https://nvd.nist.gov/vuln/detail/CVE-2023-22997
- https://git.kernel.org/linus/b1ae6dc41eaaa98bb75671e0f3665bfda248c3e7
- https://ubuntu.com/security/CVE-2023-22997
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