CVE-2022-40307
Advisory lineage Upstream: 0 Downstream: 26
Modified
Published: 09 Sept 2022, 00:00
Last modified:03 Aug 2024, 12:14
Vulnerability Summary
Overall Risk (default)
low
19/100 CVSS Score
4.7 MEDIUM
v3.1 (nvd)
EPSS Score
0.03% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
09 Sept 2022, 00:00
Published
Vulnerability first disclosed
03 Aug 2024, 12:14
Last Modified
Vulnerability information updated
Description
An issue was discovered in the Linux kernel through 5.19.8. drivers/firmware/efi/capsule-loader.c has a race condition with a resultant use-after-free.
CVSS Metrics
- v3.1•MEDIUM•Score: 4.7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Trends
Current EPSS score: 0.03%• Percentile: 8%
Techniques & Countermeasures
- CWE-362•Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.
Affected Systems
- debian•debian_linux
10.0 | 11.0
- linux•linux_kernel
≤ 5.19.8