CVSS 3.1
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се по мрежата, без особени условия, без вход и без действие от потребителя.
Описание
Оригинално описание
In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: add NULL check for idev in ipv6_hop_ioam() Reported by Sashiko: The function ipv6_hop_ioam() accesses __in6_dev_get(skb->dev)->cnf.ioam6_enabled without validating the returned idev pointer. Because addrconf_ifdown() can concurrently clear dev->ip6_ptr via RCU, __in6_dev_get() can return NULL during interface teardown, which could cause a NULL pointer dereference when processing an IOAM Hop-by-Hop option. Let's add a check and use SKB_DROP_REASON_IPV6DISABLED accordingly.
Засегнати продукти
- Linux Linux: 9ee11f0fff205b4b3df9750bff5e94f97c71b6a0 преди c7e8971abd70e9d022f1c251ba2508f8dc7f2db8; 9ee11f0fff205b4b3df9750bff5e94f97c71b6a0 преди 09cbfd4b81ae90963dadb1de99b63b702e73290a; 9ee11f0fff205b4b3df9750bff5e94f97c71b6a0 преди 1dca7e491f070ac49b3d934f16ee953a53b37f38; 9ee11f0fff205b4b3df9750bff5e94f97c71b6a0 преди 902daac307eb7e1955ce05b071950f3cba88c963; 9ee11f0fff205b4b3df9750bff5e94f97c71b6a0 преди abdd03229414b5a52943b65a60f34b84cea5ac59; 9ee11f0fff205b4b3df9750bff5e94f97c71b6a0 преди cf75eb6617042c8cff6112daeed7791809fc9dd2; 9ee11f0fff205b4b3df9750bff5e94f97c71b6a0 преди d4ea0dfd75011b78cebf3808f98ac4c4f51a6fb9
- Linux Linux: 5.15; преди 5.15; 5.15.210 до 5.15.*; 6.1.176 до 6.1.*; 6.6.143 до 6.6.*; 6.12.92 до 6.12.*; 6.18.34 до 6.18.*; 7.0.11 до 7.0.*; от 7.1 нататък
История
- 19 юли 2026 Публикувано
Други уязвимости в Linux Linux
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-64116
- https://nvd.nist.gov/vuln/detail/CVE-2026-64116
- https://git.kernel.org/stable/c/c7e8971abd70e9d022f1c251ba2508f8dc7f2db8
- https://git.kernel.org/stable/c/09cbfd4b81ae90963dadb1de99b63b702e73290a
- https://git.kernel.org/stable/c/1dca7e491f070ac49b3d934f16ee953a53b37f38
- https://git.kernel.org/stable/c/902daac307eb7e1955ce05b071950f3cba88c963
- https://git.kernel.org/stable/c/abdd03229414b5a52943b65a60f34b84cea5ac59
- https://git.kernel.org/stable/c/cf75eb6617042c8cff6112daeed7791809fc9dd2
- https://git.kernel.org/stable/c/d4ea0dfd75011b78cebf3808f98ac4c4f51a6fb9