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CVE-2026-23169

HIGH

7.8

Descricao

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race in mptcp_pm_nl_flush_addrs_doit() syzbot and Eulgyu Kim reported crashes in mptcp_pm_nl_get_local_id() and/or mptcp_pm_nl_is_backup() Root cause is list_splice_init() in mptcp_pm_nl_flush_addrs_doit() which is not RCU ready. list_splice_init_rcu() can not be called here while holding pernet->lock spinlock. Many thanks to Eulgyu Kim for providing a repro and testing our patches.

Detalhes CVE

Pontuacao CVSS v3.17.8

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vetor de ataqueLOCAL

ComplexidadeLOW

Privilegios necessariosLOW

Interacao do usuarioNONE

Publicado2/14/2026

Ultima modificacao4/3/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

linux:linux_kernel

Fraquezas (CWE)

CWE-362

Referencias

https://git.kernel.org/stable/c/1f1b9523527df02685dde603f20ff6e603d8e4a1(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/338d40bab283da2639780ee3e458fb61f1567d8c(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/455e882192c9833f176f3fbbbb2f036b6c5bf555(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/51223bdd0f60b06cfc7f25885c4d4be917adba94(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/7896dbe990d56d5bb8097863b2645355633665eb(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/e2a9eeb69f7d4ca4cf4c70463af77664fdb6ab1d(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

Correlacoes IOC

Sem correlacoes registradas

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