ip: Fix data-races around sysctl_ip_fwd_update_priority. (Linux Linux)

CVE-2022-49603
MEDIUM 4.7

At a glance

Source
NVD
EPSS
EPSS 0.19 % · percentile 8 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: ip: Fix data-races around sysctl_ip_fwd_update_priority. While reading sysctl_ip_fwd_update_priority, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.

Weaknesses (CWE)

  • CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 4.7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HCISA-ADP
CVSS 3.1MEDIUM 4.7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Primary)
CVSS 3.1MEDIUM 4.7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 432e05d328921c68c35bfdeff7d7b7400b8e3d1a < 11038fa781ab916535c53351537b22d6d405667d ; affected 432e05d328921c68c35bfdeff7d7b7400b8e3d1a < 351f81f7d7185d18a9ff76f8f8c2fa8c4eea563b ; affected 432e05d328921c68c35bfdeff7d7b7400b8e3d1a < bcc03369d3277ae075ed421f0c8bf4adb5e65b74 ; affected 432e05d328921c68c35bfdeff7d7b7400b8e3d1a < 7bf9e18d9a5e99e3c83482973557e9f047b051e7
Linux · Linuxaffected 4.19 ; unaffected 0 < 4.19 ; unaffected 5.10.134 ≤ 5.10.* ; unaffected 5.15.58 ≤ 5.15.* ; unaffected 5.18.15 ≤ 5.18.* ; unaffected 5.19 ≤ *

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