media: dvb-usb-v2: af9035: Fix null-ptr-deref in af9035_i2c_master_xfer (Linux Linux)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.21 % · percentile 11 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Linux
- NVD status
- Analyzed
Description
In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb-v2: af9035: Fix null-ptr-deref in af9035_i2c_master_xfer In af9035_i2c_master_xfer, msg is controlled by user. When msg[i].buf is null and msg[i].len is zero, former checks on msg[i].buf would be passed. Malicious data finally reach af9035_i2c_master_xfer. If accessing msg[i].buf[0] without sanity check, null ptr deref would happen. We add check on msg[i].len to prevent crash. Similar commit: commit 0ed554fd769a ("media: dvb-usb: az6027: fix null-ptr-deref in az6027_i2c_xfer()")
Weaknesses (CWE)
- CWE-476 — NULL Pointer Dereference
References
- https://git.kernel.org/stable/c/b2f54ed7739dfdf42c4df0a11131aad7c8635464
- https://git.kernel.org/stable/c/fa58d9db5cad4bb7bb694b6837e3b96d87554f2b
- https://git.kernel.org/stable/c/b49c6e5dd236787f13a062ec528d724169f11152
- https://git.kernel.org/stable/c/6c01ef65de0b321b2db1ef9abf8f1d15862b937e
- https://git.kernel.org/stable/c/d9ef84a7c222497ecb5fdf93361c76931804825e
- https://git.kernel.org/stable/c/0143f282b15f7cedc0392ea10050fb6000fd16e6
- https://git.kernel.org/stable/c/41b7181a40af84448a2b144fb02d8bf32b7e9a23
- https://git.kernel.org/stable/c/7bf744f2de0a848fb1d717f5831b03db96feae89
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| 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-2023-59626
- GCVE · GCVE-0-2023-52915
CERT-FR advisories
- CERTFR-2024-AVI-1102 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0870 — Multiples vulnérabilités dans le noyau Linux de SUSE · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*< 4.14.326cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 4.15 < 4.19.295cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 4.20 < 5.4.257cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.5 < 5.10.197cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.11 < 5.15.133cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 5.16 < 6.1.55cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*≥ 6.2 < 6.5.5
Affected products
| Product | Versions |
|---|---|
| Linux · Linux | affected 7f882c2e353ca58695e9b4fcc9e97a9d4cbcf273 < b2f54ed7739dfdf42c4df0a11131aad7c8635464 ; affected 7f882c2e353ca58695e9b4fcc9e97a9d4cbcf273 < fa58d9db5cad4bb7bb694b6837e3b96d87554f2b ; affected 7f882c2e353ca58695e9b4fcc9e97a9d4cbcf273 < b49c6e5dd236787f13a062ec528d724169f11152 ; affected 7f882c2e353ca58695e9b4fcc9e97a9d4cbcf273 < 6c01ef65de0b321b2db1ef9abf8f1d15862b937e ; affected 7f882c2e353ca58695e9b4fcc9e97a9d4cbcf273 < d9ef84a7c222497ecb5fdf93361c76931804825e ; affected 7f882c2e353ca58695e9b4fcc9e97a9d4cbcf273 < 0143f282b15f7cedc0392ea10050fb6000fd16e6 |
| Linux · Linux | affected 3.5 ; unaffected 0 < 3.5 ; unaffected 4.14.326 ≤ 4.14.* ; unaffected 4.19.295 ≤ 4.19.* ; unaffected 5.4.257 ≤ 5.4.* ; unaffected 5.10.197 ≤ 5.10.* |
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 |