power: supply: fix null pointer dereferencing in power_supply_get_battery_info (Linux Linux)

CVE-2022-50276
MEDIUM 5.5

En bref

Source
NVD
EPSS
EPSS 0.16 % · centile 5 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: power: supply: fix null pointer dereferencing in power_supply_get_battery_info when kmalloc() fail to allocate memory in kasprintf(), propname will be NULL, strcmp() called by of_get_property() will cause null pointer dereference. So return ENOMEM if kasprintf() return NULL pointer.

Faiblesses (CWE)

  • CWE-476 — Déréférencement de pointeur nul

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Primary)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Linux · Linuxaffected 3afb50d7125bcdbf71df843134e96ceffc78c8b8 < 8ea68b4e3fa9392ef9dae303abc8735a033c280f ; affected 3afb50d7125bcdbf71df843134e96ceffc78c8b8 < 5beadb55f4e36fafe5d6df5dcd5f85d803f3f134 ; affected 3afb50d7125bcdbf71df843134e96ceffc78c8b8 < d21534ab4fd7883e1c8037a76671d4e8b6ea14cb ; affected 3afb50d7125bcdbf71df843134e96ceffc78c8b8 < 279af90e65cbdb3e5c4519b0043324d7876bc5ec ; affected 3afb50d7125bcdbf71df843134e96ceffc78c8b8 < b8131efb89d9f837c9244f900f0fc2699fd1181d ; affected 3afb50d7125bcdbf71df843134e96ceffc78c8b8 < 104bb8a663451404a26331263ce5b96c34504049
Linux · Linuxaffected 5.0 ; unaffected 0 < 5.0 ; unaffected 5.4.229 ≤ 5.4.* ; unaffected 5.10.163 ≤ 5.10.* ; unaffected 5.15.86 ≤ 5.15.* ; unaffected 6.0.16 ≤ 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