CVE-2026-80564

UNKNOWN 0.0

gve: fix NULL dereference due to missing ptp adjfine

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

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

Vendor	linux
Product	linux
Ecosystems	Linux Kernel
Industries	Technology
Published	Aug 26, 2026

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Affected Versions

Linux / Linux

acd16380523b400400523fe54c7499320e558e80 < e9482feeed66d4bc805458631013e9b61b1a9eaf acd16380523b400400523fe54c7499320e558e80 < fa9b991bf678dd412dc0ed080672d34d7558d7af acd16380523b400400523fe54c7499320e558e80 < 3992ced109c70b771efad9e51ae68e5c7a04dea3

Linux / Linux

6.17

References

NVD ↗ CVE.org ↗ EPSS Data ↗

git.kernel.org: https://git.kernel.org/stable/c/e9482feeed66d4bc805458631013e9b61b1a9eaf git.kernel.org: https://git.kernel.org/stable/c/fa9b991bf678dd412dc0ed080672d34d7558d7af git.kernel.org: https://git.kernel.org/stable/c/3992ced109c70b771efad9e51ae68e5c7a04dea3