CVE-2021-23134: falha de alta gravidade em Linux Kernel
Linux kernel llcp_sock_bind/connect use-after-free
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21Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 7.8epss 0.4%
Use After Free vulnerability in nfc sockets in the Linux Kernel before 5.12.4 allows local attackers to elevate their privileges. In typical configurations, the issue can only be triggered by a privileged local user with the CAP_NET_RAW capability.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Produtos afetados
Linux Kernel · Linux KernelCVEs relacionadas — Linux Kernel
No mesmo produto, das mais perigosas para as menos.
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Referências
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=c61760e6940dhttps://lists.debian.org/debian-lts-announce/2021/06/msg00019.htmlhttps://lists.debian.org/debian-lts-announce/2021/06/msg00020.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LZYORWNQIHNWRFYRDXBWYWBYM46PDZEN/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QALNQT4LJFVSSA3MWCIECVY4AFPP4X77/https://security.netapp.com/advisory/ntap-20210625-0007/https://www.openwall.com/lists/oss-security/2021/05/11/4