CVE-2026-98004: Linux

Описание

Оригинално описание

In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: Serialize command queue publishing Serialize command queue publishing so software producer state advances only after a command is written and the hardware tail is updated. Wait for hardware consumption outside the queue lock when the command queue is full so other CPUs are not blocked behind a long poll.

Засегнати продукти

• Linux Linux: 856c0cfe5c5f6a2cc8d995872eb67bff9c68c57c преди 787405e9e7bdc53ea7e063fe7b855171b4bd0e91; 856c0cfe5c5f6a2cc8d995872eb67bff9c68c57c преди 6d4c12ab9ab8db87411c863a54e0e97f9197afde; 856c0cfe5c5f6a2cc8d995872eb67bff9c68c57c преди ca58afa40946acd252a50fa4d4a86f15847a3d7d
• Linux Linux: 6.13; преди 6.13; 6.18.57 до 6.18.*; 7.2.7 до 7.2.*; от 7.3 нататък

История

Други уязвимости в Linux Linux

• 8.1CVE-2026-99270
• 7.8CVE-2026-99269
• CVE-2026-99268
• CVE-2026-99266
• CVE-2026-99267

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2026-98004
• https://nvd.nist.gov/vuln/detail/CVE-2026-98004
• https://git.kernel.org/stable/c/787405e9e7bdc53ea7e063fe7b855171b4bd0e91
• https://git.kernel.org/stable/c/6d4c12ab9ab8db87411c863a54e0e97f9197afde
• https://git.kernel.org/stable/c/ca58afa40946acd252a50fa4d4a86f15847a3d7d