CVE-2022-48730

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Source
https://cve.org/CVERecord?id=CVE-2022-48730
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-48730.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-48730
Downstream
Related
Published
2024-06-20T11:13:18.750Z
Modified
2026-03-13T05:59:29.559096Z
Summary
dma-buf: heaps: Fix potential spectre v1 gadget
Details

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

dma-buf: heaps: Fix potential spectre v1 gadget

It appears like nr could be a Spectre v1 gadget as it's supplied by a user and used as an array index. Prevent the contents of kernel memory from being leaked to userspace via speculative execution by using arrayindexnospec.

[sumits: added fixes and cc: stable tags]

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48730.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
c02a81fba74fe3488ad6b08bfb5a1329005418f8
Fixed
5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3a
Fixed
24f8e12d965b24f8aea762589e0e9fe2025c005e
Fixed
cc8f7940d9c2d45f67b3d1a2f2b7a829ca561bed
Fixed
92c4cfaee6872038563c5b6f2e8e613f9d84d47d

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-48730.json"