CVE-2023-0458

Spectre V1 Gadget in do_prlimit in the Linux Kernel

At a glance

Severity
MEDIUM 5.3
EPSS
EPSS 0.73 % · percentile 54 (2026-10-27)
State
PUBLISHED
Published
Updated
Assigner
Google
NVD status
Modified

Description

A speculative pointer dereference problem exists in the Linux Kernel on the do_prlimit() function. The resource argument value is controlled and is used in pointer arithmetic for the 'rlim' variable and can be used to leak the contents. We recommend upgrading past version 6.1.8 or commit 739790605705ddcf18f21782b9c99ad7d53a8c11

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 5.3CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:NGoogle
CVSS 3.1MEDIUM 5.3CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:NNVD · cve-coordination@google.com (Secondary)
CVSS 3.1MEDIUM 4.7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:NNVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linux Kernelaffected 0 ≤ 6.1.8

References

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD