CVE-2026-45993

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Source
https://cve.org/CVERecord?id=CVE-2026-45993
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-45993.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-45993
Downstream
Related
Published
2026-05-27T12:55:46.480Z
Modified
2026-07-08T08:09:41.389140546Z
Summary
LoongArch: Add spectre boundry for syscall dispatch table
Details

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

LoongArch: Add spectre boundry for syscall dispatch table

The LoongArch syscall number is directly controlled by userspace, but does not have a arrayindexnospec() boundry to prevent access past the syscall function pointer tables.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45993.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
be769645a2aef577f07afdcb4de8fad20b6d57c0
Fixed
c8a8e863928424046b8fd328f02c359baa0a0c3f
Fixed
108f2cd13577a410c0ad6ea00708596d9d0dfc90
Fixed
07040904ad217545be096d4280ed33c02f6a3750
Fixed
85cbf7fb568af5358aae61925c4e66b8f5e1439d
Fixed
bc84a109c2082dd0c4b38e8d923c046b41977533
Fixed
0c965d2784fbbd7f8e3b96d875c9cfdf7c00da3d

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-45993.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
5.19.0
Fixed
6.1.176
Type
ECOSYSTEM
Events
Introduced
6.2.0
Fixed
6.6.140
Type
ECOSYSTEM
Events
Introduced
6.7.0
Fixed
6.12.86
Type
ECOSYSTEM
Events
Introduced
6.13.0
Fixed
6.18.27
Type
ECOSYSTEM
Events
Introduced
6.19.0
Fixed
7.0.4

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-45993.json"