CVE-2024-42075

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Source
https://cve.org/CVERecord?id=CVE-2024-42075
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-42075.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2024-42075
Downstream
Published
2024-07-29T15:52:38.154Z
Modified
2026-08-12T03:51:11.880456522Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
bpf: Fix remap of arena.
Details

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

bpf: Fix remap of arena.

The bpf arena logic didn't account for mremap operation. Add a refcnt for multiple mmap events to prevent use-after-free in arenavmclose.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/42xxx/CVE-2024-42075.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
317460317a02a1af512697e6e964298dedd8a163
Fixed
87496a1b01e8e2e399428c0db25e106f7961d01e
Fixed
b90d77e5fd784ada62ddd714d15ee2400c28e1cf

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-42075.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
6.9.0
Fixed
6.9.8

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-42075.json"