CVE-2022-48922 is a Linux kernel vulnerability affecting RISC-V architectures, specifically related to the irqsoff latency tracer. It causes a kernel NULL pointer dereference (oops) during boot when the tracer is enabled, due to improper frame pointer setup in the trace_hardirqs_on/off() functions. The vulnerability has a CVSS score of 5.5 (Medium), indicating a local attack vector with low complexity, requiring low privileges, and resulting in high availability impact (system crash). There is no confidentiality or integrity impact. There is no evidence of active exploitation, nor are there any public exploit modules or proof-of-concept code available (Metasploit, Nuclei, ExploitDB). Community discussion and media coverage for this CVE are minimal, suggesting low public attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.9, < 5.10.103CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.11, < 5.15.26CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.16, < 5.16.12CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
5.17CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:* | ||
5.17CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.