UNKNOWN NVD
CVE-2026-80564
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 i
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
References
- https://git.kernel.org/stable/c/3992ced109c70b771efad9e51ae68e5c7a04dea3
- https://git.kernel.org/stable/c/e9482feeed66d4bc805458631013e9b61b1a9eaf
- https://git.kernel.org/stable/c/fa9b991bf678dd412dc0ed080672d34d7558d7af
This unknown severity vulnerability was published on 2026-08-26 via NVD.
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