Description
In the Linux kernel, the following vulnerability has been resolved:
gve: fix NULL dereference due to missing ptp adjfine
Fix NULL dereference due to missing implementation of adjfine, which can be triggered from usermode as follows:
sudo ./testptp -d /dev/ptp0 -f 0 [ 551.943697] BUG: kernel NULL pointer dereference, address: 0000000000000000 [...] [ 552.061946] Call Trace: [ 552.064487] <TASK> [ 552.066681] ptp_clock_adjtime+0x1c0/0x2c0 [ 552.070874] ? get_clock_desc+0x6b/0xb0 [ 552.074825] pc_clock_adjtime+0x78/0xc0 [ 552.078755] __do_sys_clock_adjtime+0x85/0x110 [ 552.083293] do_syscall_64+0xea/0x610
Metrics
No CVSS score has been published yet.
Affected software
Source: the vendor's advisory (CNA). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | >= acd16380523b400400523fe54c7499320e558e80, < e9482feeed66d4bc805458631013e9b61b1a9eaf; >= acd16380523b400400523fe54c7499320e558e80, < fa9b991bf678dd412dc0ed080672d34d7558d7af; >= acd16380523b400400523fe54c7499320e558e80, < 3992ced109c70b771efad9e51ae68e5c7a04dea3 |
| Linux | Linux | 6.17 |
References
Timeline
- Published
- Aug 26, 2026
- Last modified
- Aug 26, 2026
- NVD status
- Received