CVE-2024-35826

block: Fix page refcounts for unaligned buffers in __bio_release_pages()

At a glance

Severity: Not available
EPSS: EPSS 0.21 % · percentile 11 (2026-10-27)
State: PUBLISHED
Published: 2024-05-17
Updated: 2026-05-23
Assigner: Linux
NVD status: Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: block: Fix page refcounts for unaligned buffers in __bio_release_pages() Fix an incorrect number of pages being released for buffers that do not start at the beginning of a page.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)

European references

ENISA EUVD · EUVD-2024-35726
GCVE · GCVE-0-2024-35826

CERT-FR advisories

CERTFR-2026-AVI-0326 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
CERTFR-2026-AVI-0316 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
CERTFR-2025-AVI-0509 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
CERTFR-2025-AVI-0307 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
CERTFR-2024-AVI-0546 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 4.19.307 < 4.20
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 5.4.269 < 5.5
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 5.10.210 < 5.11
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 5.15.148 < 5.16
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 6.1.75 < 6.1.84
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 6.6.14 < 6.6.24
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 6.7.2 < 6.7.12
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* ≥ 6.8 < 6.8.3

Affected products

Product	Versions
Linux · Linux	affected 9025ee1079291fac79c7fcc20086e9f0015f86f4 < 242006996d15f5ca62e22f8c7de077d9c4a8f367 ; affected 8955324cc9f93304efe163120038b38c36c09fba < 7d3765550374f71248c55e6206ea1d6fd4537e65 ; affected d198c15d181cc9d580f0f2c25150b077d1d49c1a < ecbd9ced84dd655a8f4cd49d2aad0e80dbf6bf35 ; affected 1b151e2435fc3a9b10c8946c6aebe9f3e1938c55 < c9d3d2fbde9b8197bce88abcbe8ee8e713ffe7c2 ; affected 1b151e2435fc3a9b10c8946c6aebe9f3e1938c55 < 38b43539d64b2fa020b3b9a752a986769f87f7a6 ; affected d2d0b95ca1b5fefa3deed444a803c9f809db66cf
Linux · Linux	affected 6.8 ; unaffected 0 < 6.8 ; unaffected 6.1.84 ≤ 6.1.* ; unaffected 6.6.24 ≤ 6.6.* ; unaffected 6.7.12 ≤ 6.7.* ; unaffected 6.8.3 ≤ 6.8.*

Product

Versions

Linux · Linux

affected 9025ee1079291fac79c7fcc20086e9f0015f86f4 < 242006996d15f5ca62e22f8c7de077d9c4a8f367 ; affected 8955324cc9f93304efe163120038b38c36c09fba < 7d3765550374f71248c55e6206ea1d6fd4537e65 ; affected d198c15d181cc9d580f0f2c25150b077d1d49c1a < ecbd9ced84dd655a8f4cd49d2aad0e80dbf6bf35 ; affected 1b151e2435fc3a9b10c8946c6aebe9f3e1938c55 < c9d3d2fbde9b8197bce88abcbe8ee8e713ffe7c2 ; affected 1b151e2435fc3a9b10c8946c6aebe9f3e1938c55 < 38b43539d64b2fa020b3b9a752a986769f87f7a6 ; affected d2d0b95ca1b5fefa3deed444a803c9f809db66cf

Linux · Linux

affected 6.8 ; unaffected 0 < 6.8 ; unaffected 6.1.84 ≤ 6.1.* ; unaffected 6.6.24 ≤ 6.6.* ; unaffected 6.7.12 ≤ 6.7.* ; unaffected 6.8.3 ≤ 6.8.*

References

Sources

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