ksmbd: fix potencial out-of-bounds when buffer offset is invalid (Linux Linux)

CVE-2024-26952
HIGH 8.3

At a glance

Source
NVD
EPSS
EPSS 0.73 % · percentile 54 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix potencial out-of-bounds when buffer offset is invalid I found potencial out-of-bounds when buffer offset fields of a few requests is invalid. This patch set the minimum value of buffer offset field to ->Buffer offset to validate buffer length.

Weaknesses (CWE)

  • CWE-125 — Out-of-bounds Read
  • CWE-120 — Buffer Copy without Checking Size of Input

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 8.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:HLinux
CVSS 3.1HIGH 8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HCISA-ADP
CVSS 3.1HIGH 8.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)
CVSS 3.1HIGH 8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 0626e6641f6b467447c81dd7678a69c66f7746cf < 480469f145e5abf83361e608734e421b7d99693d ; affected 0626e6641f6b467447c81dd7678a69c66f7746cf < ad6480c9a5d884e2704adc51d69895d93339176c ; affected 0626e6641f6b467447c81dd7678a69c66f7746cf < 39bdc4197acf2ed13269167ccf093ee28cfa2a4e ; affected 0626e6641f6b467447c81dd7678a69c66f7746cf < 2dcda336b6e80b72d58d30d40f2fad9724e5fe63 ; affected 0626e6641f6b467447c81dd7678a69c66f7746cf < 0c5541b4c980626fa3cab16ba1a451757778bbb5 ; affected 0626e6641f6b467447c81dd7678a69c66f7746cf < c6cd2e8d2d9aa7ee35b1fa6a668e32a22a9753da
Linux · Linuxaffected 5.15 ; unaffected 0 < 5.15 ; unaffected 5.15.181 ≤ 5.15.* ; unaffected 6.1.119 ≤ 6.1.* ; unaffected 6.6.32 ≤ 6.6.* ; unaffected 6.7.12 ≤ 6.7.*

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