CVE-2022-49845
- Source
- https://cve.org/CVERecord?id=CVE-2022-49845
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49845.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2022-49845
- Downstream
- Related
- Published
- 2025-05-01T14:09:59.718Z
- Modified
- 2026-04-11T12:44:36.194537Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- can: j1939: j1939_send_one(): fix missing CAN header initialization
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
can: j1939: j1939sendone(): fix missing CAN header initialization
The read access to struct canxlframe::len inside of a j1939 created skbuff revealed a missing initialization of reserved and later filled elements in struct canframe.
This patch initializes the 8 byte CAN header with zero.
- Database specific
{ "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49845.json", "cna_assigner": "Linux" }- References
-
- https://git.kernel.org/stable/c/2719f82ad5d8199cf5f346ea8bb3998ad5323b72
- https://git.kernel.org/stable/c/3eb3d283e8579a22b81dd2ac3987b77465b2a22f
- https://git.kernel.org/stable/c/69e86c6268d59ceddd0abe9ae8f1f5296f316c3c
- https://git.kernel.org/stable/c/d0513b095e1ef1469718564dec3fb3348556d0a8
- https://git.kernel.org/stable/c/f8e0edeaa0f2b860bdbbf0aafb4492533043d650
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49845.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-49845
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected packages
Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Affected ranges
- Type
- GIT
- Repo
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- Events
-
Introduced9d71dd0c70099914fcd063135da3c580865e924cFixedd0513b095e1ef1469718564dec3fb3348556d0a8Fixedf8e0edeaa0f2b860bdbbf0aafb4492533043d650Fixed69e86c6268d59ceddd0abe9ae8f1f5296f316c3cFixed2719f82ad5d8199cf5f346ea8bb3998ad5323b72Fixed3eb3d283e8579a22b81dd2ac3987b77465b2a22f