CVE-2026-93071
media: bcm2835-unicam: Fix asc leaked in error/remove path
At a glance
- Source
- NVD
- EPSS
- EPSS 0.21 % · percentile 11 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Linux
- NVD status
- Received
Description
In the Linux kernel, the following vulnerability has been resolved: media: bcm2835-unicam: Fix asc leaked in error/remove path v4l2_async_nf_add_fwnode_remote() allocates the asc, which is freed when v4l2_async_nf_cleanup() is called. Call v4l2_async_nf_cleanup() properly in the driver paths. Discovered with kmemleak after rmmod: unreferenced object 0xffff000084526b80 (size 64): comm "modprobe", pid 185, jiffies 4295013512 hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 e8 0d ff bf 00 00 ff ff ................ 40 83 bc 84 00 00 ff ff 60 83 bc 84 00 00 ff ff @.......`....... backtrace (crc ac584083): [<00000000ffb081a7>] kmemleak_alloc+0x38/0x44 [<00000000d2fd9301>] __kmalloc+0x1b0/0x250 [<000000004dd5354d>] __v4l2_async_nf_add_fwnode+0x28/0x9c [<0000000067587657>] __v4l2_async_nf_add_fwnode_remote+0x3c/0x64
References
European references
- ENISA EUVD · EUVD-2026-82181
- GCVE · GCVE-0-2026-93071
CERT-FR advisories
- CERTFR-2026-AVI-1385 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
- CERTFR-2026-AVI-1289 — Multiples vulnérabilités dans le noyau Linux de Debian LTS · cert.ssi.gouv.fr
- CERTFR-2026-AVI-1253 — Multiples vulnérabilités dans le noyau Linux de Debian · cert.ssi.gouv.fr
Affected products
| Product | Versions |
|---|---|
| Linux · Linux | affected 392cd78d495f36c201eb5cc425b01017d493e094 < 5479372db364c80bb6bd59f640f5c31de3984bab ; affected 392cd78d495f36c201eb5cc425b01017d493e094 < 2c29cd408ef86e695acb2a5d4e00fa2f5695368d ; affected 392cd78d495f36c201eb5cc425b01017d493e094 < de9be39cefda1ecd762e6a913665c01f7bb18100 ; affected 392cd78d495f36c201eb5cc425b01017d493e094 < 253c9659e25131b0169f718e7d094ac1aa0d9279 |
| Linux · Linux | affected 6.10 ; unaffected 0 < 6.10 ; unaffected 6.12.110 ≤ 6.12.* ; unaffected 6.18.52 ≤ 6.18.* ; unaffected 7.2.6 ≤ 7.2.* ; unaffected 7.3 ≤ * |
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 |