CVE-2024-26946

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Source
https://cve.org/CVERecord?id=CVE-2024-26946
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26946.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2024-26946
Downstream
Related
Published
2024-05-01T05:18:13.192Z
Modified
2026-03-14T12:27:43.077981Z
Summary
kprobes/x86: Use copy_from_kernel_nofault() to read from unsafe address
Details

In the Linux kernel, the following vulnerability has been resolved:

kprobes/x86: Use copyfromkernel_nofault() to read from unsafe address

Read from an unsafe address with copyfromkernelnofault() in archadjustkprobeaddr() because this function is used before checking the address is in text or not. Syzcaller bot found a bug and reported the case if user specifies inaccessible data area, archadjustkprobe_addr() will cause a kernel panic.

[ mingo: Clarified the comment. ]

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26946.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
cc66bb91457827f62e2b6cb2518666820f0a6c48
Fixed
6417684315087904fffe8966d27ca74398c57dd6
Fixed
f13edd1871d4fb4ab829aff629d47914e251bae3
Fixed
20fdb21eabaeb8f78f8f701f56d14ea0836ec861
Fixed
b69f577308f1070004cafac106dd1a44099e5483
Fixed
4e51653d5d871f40f1bd5cf95cc7f2d8b33d063b

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26946.json"