md/raid10: fix writes_pending leak on write request failures (Linux Linux)

CVE-2026-72439
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Source
NVD
EPSS
EPSS 0.18 % · centile 7 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Received

Description

In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix writes_pending leak on write request failures raid10_make_request() acquires a writes_pending reference with md_write_start() before dispatching write requests. Several failure paths in raid10_write_request() complete the bio and return without reaching the normal write completion path, causing the corresponding md_write_end() to be skipped. Make raid10_write_request() return a status indicating whether the write request was successfully queued. This allows raid10_make_request() to release the writes_pending reference with md_write_end() when a write request fails.

Références

Références européennes

Avis du CERT-FR

Produits affectés

ProduitVersions
Linux · Linuxaffected c9aa889b035fca4598ae985a0f0c76ebbb547ad2 < 55dc3d1d6a9983867273d3531e3ddd743428db8d ; affected c9aa889b035fca4598ae985a0f0c76ebbb547ad2 < f076460c5205c9687059e5a3afeed37d2f2ceb6b ; affected c9aa889b035fca4598ae985a0f0c76ebbb547ad2 < b6667d925c274910423385042edf18f6788dbceb ; affected c9aa889b035fca4598ae985a0f0c76ebbb547ad2 < c642583adc136d4c70ce3c65c3f43e847d26c776 ; affected c9aa889b035fca4598ae985a0f0c76ebbb547ad2 < f94031c94eaebe14a7c9e91720064de0c5a54a6c ; affected c9aa889b035fca4598ae985a0f0c76ebbb547ad2 < e045d6ed33f8faa3e3dd6dc33c62ec01e3ad275d
Linux · Linuxaffected 5.17 ; unaffected 0 < 5.17 ; unaffected 6.1.191 ≤ 6.1.* ; unaffected 6.6.160 ≤ 6.6.* ; unaffected 6.12.114 ≤ 6.12.* ; unaffected 6.18.57 ≤ 6.18.*

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