CVE - CVE-2023-52893

CVE-ID
CVE-2023-52893	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://git.kernel.org/stable/c/32313c11bdc8a02c577abaf865be3664ab30410a URL:https://git.kernel.org/stable/c/32313c11bdc8a02c577abaf865be3664ab30410a MISC:https://git.kernel.org/stable/c/6646d769fdb0ce4318ef9afd127f8526d1ca8393 URL:https://git.kernel.org/stable/c/6646d769fdb0ce4318ef9afd127f8526d1ca8393 MISC:https://git.kernel.org/stable/c/a769b05eeed7accc4019a1ed9799dd72067f1ce8 URL:https://git.kernel.org/stable/c/a769b05eeed7accc4019a1ed9799dd72067f1ce8 MISC:https://git.kernel.org/stable/c/ae2a9dcc8caa60b1e14671294e5ec902ea5d1dfd URL:https://git.kernel.org/stable/c/ae2a9dcc8caa60b1e14671294e5ec902ea5d1dfd MISC:https://git.kernel.org/stable/c/eb0421d90f916dffe96b4c049ddf01c0c50620d2 URL:https://git.kernel.org/stable/c/eb0421d90f916dffe96b4c049ddf01c0c50620d2 MISC:https://git.kernel.org/stable/c/ee5763ef829bd923033510de6d1df7c73f085e4b URL:https://git.kernel.org/stable/c/ee5763ef829bd923033510de6d1df7c73f085e4b MISC:https://git.kernel.org/stable/c/ffef77794fb5f1245c3249b86342bad2299accb5 URL:https://git.kernel.org/stable/c/ffef77794fb5f1245c3249b86342bad2299accb5
Assigning CNA
kernel.org
Date Record Created
20240821	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20240821)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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