A flaw null pointer dereference in the Linux kernel UDF file system functionality was found in the way user triggers udf_file_write_iter function for the malicious UDF image. A local user could use this flaw to crash the system. Actual from Linux kernel 4.2-rc1 till 5.17-rc2.
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Linux_kernel | Linux | 4.2.1 (including) | 5.17 (excluding) |
| Linux_kernel | Linux | 4.2-rc1 (including) | 4.2-rc1 (including) |
| Linux_kernel | Linux | 4.2-rc2 (including) | 4.2-rc2 (including) |
| Linux_kernel | Linux | 4.2-rc3 (including) | 4.2-rc3 (including) |
| Linux_kernel | Linux | 4.2-rc4 (including) | 4.2-rc4 (including) |
| Linux_kernel | Linux | 4.2-rc5 (including) | 4.2-rc5 (including) |
| Linux_kernel | Linux | 4.2-rc6 (including) | 4.2-rc6 (including) |
| Linux_kernel | Linux | 4.2-rc7 (including) | 4.2-rc7 (including) |
| Linux_kernel | Linux | 4.2-rc8 (including) | 4.2-rc8 (including) |
| Linux_kernel | Linux | 4.2.0 (including) | 4.2.0 (including) |
| Linux_kernel | Linux | 5.17 (including) | 5.17 (including) |
| Linux_kernel | Linux | 5.17-rc1 (including) | 5.17-rc1 (including) |
| Linux_kernel | Linux | 5.17-rc2 (including) | 5.17-rc2 (including) |