spi: Fix simplification of devm_spi_register_controller (Linux Linux)

CVE-2022-50190
HIGH 7.8

En bref

Source
NVD
EPSS
EPSS 0.26 % · centile 18 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: spi: Fix simplification of devm_spi_register_controller This reverts commit 59ebbe40fb51 ("spi: simplify devm_spi_register_controller"). If devm_add_action() fails in devm_add_action_or_reset(), devm_spi_unregister() will be called, it decreases the refcount of 'ctlr->dev' to 0, then it will cause uaf in the drivers that calling spi_put_controller() in error path.

Faiblesses (CWE)

  • CWE-416 — Utilisation après libération

Références

Scores

VersionScoreVecteurÉvalué par
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)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Linux · Linuxaffected 59ebbe40fb51e307032ae7f63b2749fad2d4635a < 445fb9c19cf45bd9472fd9babaa31c5e6c7d2720 ; affected 59ebbe40fb51e307032ae7f63b2749fad2d4635a < 34bab623ebfc08398499e463396b81abb4abe01e ; affected 59ebbe40fb51e307032ae7f63b2749fad2d4635a < 3c6bd448442b6c3f6843ac70d57201a13478dd47 ; affected 59ebbe40fb51e307032ae7f63b2749fad2d4635a < 43cc5a0afe4184a7fafe1eba32b5a11bb69c9ce0
Linux · Linuxaffected 5.13 ; unaffected 0 < 5.13 ; unaffected 5.15.61 ≤ 5.15.* ; unaffected 5.18.18 ≤ 5.18.* ; unaffected 5.19.2 ≤ 5.19.* ; unaffected 6.0 ≤ *

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