net/mlx5e: Fix null deref accessing lag dev (Linux Linux)
En bref
- Source
- NVD
- EPSS
- EPSS 0.23 % · centile 14 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- Linux
- Statut NVD
- Modified
Description
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix null deref accessing lag dev It could be the lag dev is null so stop processing the event. In bond_enslave() the active/backup slave being set before setting the upper dev so first event is without an upper dev. After setting the upper dev with bond_master_upper_dev_link() there is a second event and in that event we have an upper dev.
Faiblesses (CWE)
- CWE-476 — Déréférencement de pointeur nul
Références
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| 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) |
Références européennes
- ENISA EUVD · EUVD-2021-33812
- GCVE · GCVE-0-2021-47164
Avis du CERT-FR
- CERTFR-2024-AVI-0363 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.8 < 5.10.42cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.11 < 5.12.9
Produits affectés
| Produit | Versions |
|---|---|
| Linux · Linux | affected 7e51891a237f9ea319f53f9beb83afb0077d88e6 < 2e4b0b95a489259f9d35a3db17023061f8f3d587 ; affected 7e51891a237f9ea319f53f9beb83afb0077d88e6 < bdfd3593a8248eea6ecfcbf7b47b56b86515672d ; affected 7e51891a237f9ea319f53f9beb83afb0077d88e6 < 83026d83186bc48bb41ee4872f339b83f31dfc55 |
| Linux · Linux | affected 5.8 ; unaffected 0 < 5.8 ; unaffected 5.10.42 ≤ 5.10.* ; unaffected 5.12.9 ≤ 5.12.* ; unaffected 5.13 ≤ * |
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 |