CVE-2022-48879
Linux Kernel EFI Null-Deref
Description
In the Linux kernel, the following vulnerability has been resolved: efi: fix NULL-deref in init error path In cases where runtime services are not supported or have been disabled, the runtime services workqueue will never have been allocated. Do not try to destroy the workqueue unconditionally in the unlikely event that EFI initialisation fails to avoid dereferencing a NULL pointer.
INFO
Published Date :
Aug. 21, 2024, 7:15 a.m.
Last Modified :
Aug. 29, 2024, 2:39 a.m.
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-48879
.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-48879
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-48879
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Aug. 29, 2024
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://git.kernel.org/stable/c/4ca71bc0e1995d15486cd7b60845602a28399cb5 No Types Assigned https://git.kernel.org/stable/c/4ca71bc0e1995d15486cd7b60845602a28399cb5 Patch Changed Reference Type https://git.kernel.org/stable/c/585a0b2b3ae7903c6abee3087d09c69e955a7794 No Types Assigned https://git.kernel.org/stable/c/585a0b2b3ae7903c6abee3087d09c69e955a7794 Patch Changed Reference Type https://git.kernel.org/stable/c/5fcf75a8a4c3e7ee9122d143684083c9faf20452 No Types Assigned https://git.kernel.org/stable/c/5fcf75a8a4c3e7ee9122d143684083c9faf20452 Patch Changed Reference Type https://git.kernel.org/stable/c/703c13fe3c9af557d312f5895ed6a5fda2711104 No Types Assigned https://git.kernel.org/stable/c/703c13fe3c9af557d312f5895ed6a5fda2711104 Patch Changed Reference Type https://git.kernel.org/stable/c/adc96d30f6503d30dc68670c013716f1d9fcc747 No Types Assigned https://git.kernel.org/stable/c/adc96d30f6503d30dc68670c013716f1d9fcc747 Patch Changed Reference Type https://git.kernel.org/stable/c/e2ea55564229e4bea1474af15b111b3a3043b76f No Types Assigned https://git.kernel.org/stable/c/e2ea55564229e4bea1474af15b111b3a3043b76f Patch Added CWE NIST CWE-476 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.19.142 up to (excluding) 4.19.270 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.4.61 up to (excluding) 5.4.229 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.9 up to (excluding) 5.10.164 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.89 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.1.7 -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Aug. 21, 2024
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: efi: fix NULL-deref in init error path In cases where runtime services are not supported or have been disabled, the runtime services workqueue will never have been allocated. Do not try to destroy the workqueue unconditionally in the unlikely event that EFI initialisation fails to avoid dereferencing a NULL pointer. Added Reference kernel.org https://git.kernel.org/stable/c/585a0b2b3ae7903c6abee3087d09c69e955a7794 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/5fcf75a8a4c3e7ee9122d143684083c9faf20452 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/4ca71bc0e1995d15486cd7b60845602a28399cb5 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/e2ea55564229e4bea1474af15b111b3a3043b76f [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/adc96d30f6503d30dc68670c013716f1d9fcc747 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/703c13fe3c9af557d312f5895ed6a5fda2711104 [No types assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-48879
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-48879
weaknesses.