CVSS 3.1
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се локално, без особени условия, с обикновен потребителски вход и без действие от потребителя.
Описание
Оригинално описание
In the Linux kernel, the following vulnerability has been resolved: firmware: arm_ffa: Fix out-of-bound writes in ffa_setup_and_transmit() Sashiko (locally) reports multiple out-of-bound issues in ffa_setup_and_transmit: 1) Writing ep_mem_access->reserved can write out of bounds for FFA versions < 1.2 as ffa_emad_size_get() returns 16 bytes in that case while reserved has an offset of 24. Instead of zeroing fields, memset the struct to zero first based on the FFA version. 2) Make sure there is enough size to write constituents. While at it, convert the only sizeof() in the driver that uses a type instead of variable.
Засегнати продукти
- Linux Linux: 22157f74458106c5900dbd938eb44623c22d97a0 преди 500f92f398c717aa515afd23c7a38c0e7f4a1dc9; 111a833dc5cbef3d05b2a796a7e23cb7f6ff2192 преди d312a71b19bb83803c8d1372bc042bd36db657f7; 111a833dc5cbef3d05b2a796a7e23cb7f6ff2192 преди 00bef9d0f9e787f56ff4699d3b577983ff8b7f24; 111a833dc5cbef3d05b2a796a7e23cb7f6ff2192 преди cf5708c9d78c98214c62b1e5d049cd527a543b8e; 111a833dc5cbef3d05b2a796a7e23cb7f6ff2192 преди 27abdaf0c5c89b06694e4c3d8318e8d6a60c1d1b; 111a833dc5cbef3d05b2a796a7e23cb7f6ff2192 преди 3383ffb7ef937317361713ffcc21921a7848511a; 28ebfb74fbf513e0c7cd2674d8c2400ee0220d18; b77ec23b6df41c48e88735230e11caec56163630; 6.1.31 преди 6.1.191; 5.15.114 преди 5.16; 6.3.5 преди 6.4
- Linux Linux: 6.4; преди 6.4; 6.1.191 до 6.1.*; 6.6.160 до 6.6.*; 6.12.114 до 6.12.*; 6.18.42 до 6.18.*; 7.1.6 до 7.1.*; от 7.2 нататък
История
- 10 август 2026 Публикувано
Други уязвимости в Linux Linux
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-68401
- https://nvd.nist.gov/vuln/detail/CVE-2026-68401
- https://git.kernel.org/stable/c/500f92f398c717aa515afd23c7a38c0e7f4a1dc9
- https://git.kernel.org/stable/c/d312a71b19bb83803c8d1372bc042bd36db657f7
- https://git.kernel.org/stable/c/00bef9d0f9e787f56ff4699d3b577983ff8b7f24
- https://git.kernel.org/stable/c/cf5708c9d78c98214c62b1e5d049cd527a543b8e
- https://git.kernel.org/stable/c/27abdaf0c5c89b06694e4c3d8318e8d6a60c1d1b
- https://git.kernel.org/stable/c/3383ffb7ef937317361713ffcc21921a7848511a