fbdev: fbcon: release buffer when fbcon_do_set_font() failed (Linux Linux)
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: fbdev: fbcon: release buffer when fbcon_do_set_font() failed syzbot is reporting memory leak at fbcon_do_set_font() [1], for commit a5a923038d70 ("fbdev: fbcon: Properly revert changes when vc_resize() failed") missed that the buffer might be newly allocated by fbcon_set_font().
Faiblesses (CWE)
- CWE-401 — Mémoire non libérée après sa durée de vie utile
Références
- https://git.kernel.org/stable/c/5a341810a22e51c3a7a108f7896b5fd58d44d127
- https://git.kernel.org/stable/c/88ec6d11052da527eb9268831e7a9bc5bbad02f6
- https://git.kernel.org/stable/c/06926607b9fddf7ce8017493899ce6eb7e79a123
- https://git.kernel.org/stable/c/a609bfc1e644a8467cb31945ed1488374ebdc013
- https://git.kernel.org/stable/c/3c3bfb8586f848317ceba5d777e11204ba3e5758
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 | CISA-ADP |
| 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) |
| 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 · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
Références européennes
- ENISA EUVD · EUVD-2025-29900
- GCVE · GCVE-0-2022-50404
Avis du CERT-FR
- CERTFR-2025-AVI-0921 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0895 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.15.64 < 5.15.86cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.19.6 < 6.0cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.0.1 < 6.0.16cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.1 < 6.1.2cpe:2.3:o:linux:linux_kernel:6.0:-:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.0:rc3:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.0:rc4:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.0:rc5:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.0:rc6:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:6.0:rc7:*:*:*:*:*:*
Produits affectés
| Produit | Versions |
|---|---|
| Linux · Linux | affected 868749a7456dc48e93887a8474194e2ee6d6c21f < 5a341810a22e51c3a7a108f7896b5fd58d44d127 ; affected ebd6f886aa2447fcfcdce5450c9e1028e1d681bb < 88ec6d11052da527eb9268831e7a9bc5bbad02f6 ; affected a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24 < 06926607b9fddf7ce8017493899ce6eb7e79a123 ; affected a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24 < a609bfc1e644a8467cb31945ed1488374ebdc013 ; affected a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24 < 3c3bfb8586f848317ceba5d777e11204ba3e5758 ; affected f08ccb792d3eaf1dc62d8cbf6a30d6522329f660 |
| Linux · Linux | affected 6.0 ; unaffected 0 < 6.0 ; unaffected 5.15.86 ≤ 5.15.* ; unaffected 6.0.16 ≤ 6.0.* ; unaffected 6.1.2 ≤ 6.1.* ; unaffected 6.2 ≤ * |
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 |