Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: can: isotp: sanitize CAN ID checks in isotp_bind() Syzbot created an environment that lead to a state machine status that can not be reached with a compliant CAN ID address configuration. The provided address information consisted of CAN ID 0x6000001 and 0xC28001 which both boil down to 11 bit CAN IDs 0x001 in sending and receiving. Sanitize the SFF/EFF CAN ID values before performing the address checks.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.10, < 5.10.110 |
References
- https://git.kernel.org/stable/c/3ea566422cbde9610c2734980d1286ab681bb40ePatch
- https://git.kernel.org/stable/c/7b4652fc71dcec043977a6def80ef5034c913615Patch
- https://git.kernel.org/stable/c/cf522d741f5301223cc94b978eb1603c7590d65ePatch
- https://git.kernel.org/stable/c/d72866a7f5326160d2a9d945a33eb6ef1883e25dPatch
- https://git.kernel.org/stable/c/f343dbe82314ab457153c9afd970be4e9e553020Patch
FAQ
What is CVE-2022-49269?
CVE-2022-49269 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: can: isotp: sanitize CAN ID checks in isotp_bind() Syzbot created an environment that lead to a state machine status that can not ...
How severe is CVE-2022-49269?
CVE-2022-49269 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-49269?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.