wifi: wilc1000: fix potential RCU dereference issue in wilc_parse_join_bss_param (Linux Linux)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.36 % · percentile 30 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Linux
- NVD status
- Modified
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: fix potential RCU dereference issue in wilc_parse_join_bss_param In the `wilc_parse_join_bss_param` function, the TSF field of the `ies` structure is accessed after the RCU read-side critical section is unlocked. According to RCU usage rules, this is illegal. Reusing this pointer can lead to unpredictable behavior, including accessing memory that has been updated or causing use-after-free issues. This possible bug was identified using a static analysis tool developed by myself, specifically designed to detect RCU-related issues. To address this, the TSF value is now stored in a local variable `ies_tsf` before the RCU lock is released. The `param->tsf_lo` field is then assigned using this local variable, ensuring that the TSF value is safely accessed.
Weaknesses (CWE)
- CWE-476 — NULL Pointer Dereference
References
- https://git.kernel.org/stable/c/5a24cedc243ace5ed7c1016f52a7bfc8f5b07815
- https://git.kernel.org/stable/c/557418e1704605a81c9e26732449f71b1d40ba1e
- https://git.kernel.org/stable/c/bf090f4fe935294361eabd9dc5a949fdd77d3d1b
- https://git.kernel.org/stable/c/b040b71d99ee5e17bb7a743dc01cbfcae8908ce1
- https://git.kernel.org/stable/c/84398204c5df5aaf89453056cf0647cda9664d2b
- https://git.kernel.org/stable/c/2f944e6255c2fc1c9bd9ee32f6b14ee0b2a51eb5
- https://git.kernel.org/stable/c/79510414a7626317f13cc9073244ab7a8deb3192
- https://git.kernel.org/stable/c/6d7c6ae1efb1ff68bc01d79d94fdf0388f86cdd8
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 8.3 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H | Linux |
| CVSS 3.1 | HIGH 8.3 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H | NVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary) |
| 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) |
European references
- ENISA EUVD · EUVD-2024-42631
- GCVE · GCVE-0-2024-47712
CERT-FR advisories
- CERTFR-2025-AVI-0677 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0366 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0276 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0185 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0184 — Multiples vulnérabilités dans le noyau Linux de Debian LTS · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0168 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0152 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0069 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0022 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0002 — Multiples vulnérabilités dans le noyau Linux de Debian LTS · cert.ssi.gouv.fr
- CERTFR-2024-AVI-1108 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2024-AVI-1102 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
- CERTFR-2024-AVI-1101 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0999 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.4.273 < 5.5cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.10.214 < 5.10.227cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.15.153 < 5.15.168cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.1.83 < 6.1.113cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.6.23 < 6.6.54cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.7.11 < 6.8cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.8.2 < 6.9cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*> 6.9 < 6.10.13cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.11 < 6.11.2
Affected products
| Product | Versions |
|---|---|
| Linux · Linux | affected e556006de4ea93abe2b46cba202a2556c544b8b2 < 5a24cedc243ace5ed7c1016f52a7bfc8f5b07815 ; affected b4bbf38c350acb6500cbe667b1e2e68f896e4b38 < 557418e1704605a81c9e26732449f71b1d40ba1e ; affected d80fc436751cfa6b02a8eda74eb6cce7dadfe5a2 < bf090f4fe935294361eabd9dc5a949fdd77d3d1b ; affected 745003b5917b610352f52fe0d11ef658d6471ec2 < b040b71d99ee5e17bb7a743dc01cbfcae8908ce1 ; affected 4bfd20d5f5c62b5495d6c0016ee6933bd3add7ce < 84398204c5df5aaf89453056cf0647cda9664d2b ; affected 205c50306acf58a335eb19fa84e40140f4fe814f < 2f944e6255c2fc1c9bd9ee32f6b14ee0b2a51eb5 |
| Linux · Linux | affected 6.9 ; unaffected 0 < 6.9 ; unaffected 5.4.285 ≤ 5.4.* ; unaffected 5.10.227 ≤ 5.10.* ; unaffected 5.15.168 ≤ 5.15.* ; unaffected 6.1.113 ≤ 6.1.* |
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 |