CVE-2026-80564: Linux

Описание

Оригинално описание

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

Засегнати продукти

• Linux Linux: acd16380523b400400523fe54c7499320e558e80 преди e9482feeed66d4bc805458631013e9b61b1a9eaf; acd16380523b400400523fe54c7499320e558e80 преди fa9b991bf678dd412dc0ed080672d34d7558d7af; acd16380523b400400523fe54c7499320e558e80 преди 3992ced109c70b771efad9e51ae68e5c7a04dea3
• Linux Linux: 6.17; преди 6.17; 6.18.46 до 6.18.*; 7.1.10 до 7.1.*; от 7.2 нататък

История

Други уязвимости в Linux Linux

• 8.1CVE-2026-99270
• 7.8CVE-2026-99269
• CVE-2026-99265
• CVE-2026-99261
• CVE-2026-99260

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2026-80564
• https://nvd.nist.gov/vuln/detail/CVE-2026-80564
• https://git.kernel.org/stable/c/e9482feeed66d4bc805458631013e9b61b1a9eaf
• https://git.kernel.org/stable/c/fa9b991bf678dd412dc0ed080672d34d7558d7af
• https://git.kernel.org/stable/c/3992ced109c70b771efad9e51ae68e5c7a04dea3