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.
- Експлоатация: няма данни за експлоатация
- Атаката може да се автоматизира
Описание
Оригинално описание
In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix SECINFO_NO_NAME decode error cleanup nfsd4_decode_secinfo_no_name() currently initializes sin_exp after decoding sin_style. If the XDR stream is truncated, the decoder returns nfserr_bad_xdr before sin_exp is initialized. Since commit 3fdc54646234 ("NFSD: Reduce amount of struct nfsd4_compoundargs that needs clearing"), the inline iops array is not cleared between RPC calls. A failed SECINFO_NO_NAME decode can therefore leave sin_exp holding stale union contents from a previous operation. The error response path still invokes nfsd4_secinfo_no_name_release(), which calls exp_put() on a non-NULL sin_exp. Initialize sin_exp before the first failable decode step, matching nfsd4_decode_secinfo().
Засегнати продукти
- Linux Linux: 5e76b25d7cc82c148d391c0c43b884e6427cb302 преди 8836405abdc53ca3dd5fc68b2cf6f8f012fad011; 07b68ff5c71cf4ed5443016d8eb116863c0a4d88 преди 49de5d31dd8fdebf78bdeaf196b0ca5cd5c75439; 3fdc546462348b8a497c72bc894e0cde9f10fc40 преди 5ec37edcb534f3fc92304be236d37f08e6545585; 3fdc546462348b8a497c72bc894e0cde9f10fc40 преди 1e04be34cafae119e82bcaccd6d28a20f72a3647; 3fdc546462348b8a497c72bc894e0cde9f10fc40 преди 161d1aaeb04d620d3692639700512bb5038c1e10; 3fdc546462348b8a497c72bc894e0cde9f10fc40 преди c8a24effd96d4779e2ad779654682304491c55a5; 3fdc546462348b8a497c72bc894e0cde9f10fc40 преди 46eb17d45be69d28c7a23ea03283b207426a8232; 3fdc546462348b8a497c72bc894e0cde9f10fc40 преди 9e18e83b8846a5c3fe13fc8a464b4865d33996c6; 5.10.220 преди 5.10.260; 5.15.154 преди 5.15.211
- Linux Linux: 6.1; преди 6.1; 5.10.260 до 5.10.*; 5.15.211 до 5.15.*; 6.1.177 до 6.1.*; 6.6.144 до 6.6.*; 6.12.95 до 6.12.*; 6.18.38 до 6.18.*; 7.1.3 до 7.1.*; от 7.2 нататък
Вид слабост
История
- 19 юли 2026 Публикувано
Други уязвимости в Linux Linux
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-53398
- https://nvd.nist.gov/vuln/detail/CVE-2026-53398
- https://git.kernel.org/stable/c/8836405abdc53ca3dd5fc68b2cf6f8f012fad011
- https://git.kernel.org/stable/c/49de5d31dd8fdebf78bdeaf196b0ca5cd5c75439
- https://git.kernel.org/stable/c/5ec37edcb534f3fc92304be236d37f08e6545585
- https://git.kernel.org/stable/c/1e04be34cafae119e82bcaccd6d28a20f72a3647
- https://git.kernel.org/stable/c/161d1aaeb04d620d3692639700512bb5038c1e10
- https://git.kernel.org/stable/c/c8a24effd96d4779e2ad779654682304491c55a5
- https://git.kernel.org/stable/c/46eb17d45be69d28c7a23ea03283b207426a8232
- https://git.kernel.org/stable/c/9e18e83b8846a5c3fe13fc8a464b4865d33996c6