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CVE-2023-52893 Details
Description
In the Linux kernel, the following vulnerability has been resolved: gsmi: fix null-deref in gsmi_get_variable We can get EFI variables without fetching the attribute, so we must allow for that in gsmi. commit 859748255b43 ("efi: pstore: Omit efivars caching EFI varstore access layer") added a new get_variable call with attr=NULL, which triggers panic in gsmi.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Sep 10, 2024Exploitation: NoneAutomatable: NoTechnical Impact: Partial
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://git.kernel.org/stable/c/32313c11bdc8a02c577abaf865be3664ab30410a | kernel.org | Patch |
| https://git.kernel.org/stable/c/6646d769fdb0ce4318ef9afd127f8526d1ca8393 | kernel.org | Patch |
| https://git.kernel.org/stable/c/a769b05eeed7accc4019a1ed9799dd72067f1ce8 | kernel.org | Patch |
| https://git.kernel.org/stable/c/ae2a9dcc8caa60b1e14671294e5ec902ea5d1dfd | kernel.org | Patch |
| https://git.kernel.org/stable/c/eb0421d90f916dffe96b4c049ddf01c0c50620d2 | kernel.org | Patch |
| https://git.kernel.org/stable/c/ee5763ef829bd923033510de6d1df7c73f085e4b | kernel.org | Patch |
| https://git.kernel.org/stable/c/ffef77794fb5f1245c3249b86342bad2299accb5 | kernel.org | Patch |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-476 | NULL Pointer Dereference | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| linux linux kernel | >= 3.0, < 4.14.304 >= 4.15, < 4.19.271 >= 4.20, < 5.4.230 >= 5.5, < 5.10.165 >= 5.11, < 5.15.90 >= 5.16, < 6.1.8 6.2 rc1 6.2 rc2 6.2 rc3 6.2 rc4 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | kernel.org |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Sep 11, 2024 | Initial Analysis | [email protected] |
| Aug 21, 2024 | New CVE Received | kernel.org |