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THREAT OPS › Threat News › [NVD] CVE-2021-46911 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: ch_ktls: Fix kernel panic Taking page refcount is not ideal and causes kernel panic sometimes. It's better to take tx_ctx lock for the complete skb transmit, to avoid page cleanup if ACK received in middle.

[NVD] CVE-2021-46911 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: ch_ktls: Fix kernel panic Taking page refcount is not ideal and causes kernel panic sometimes. It's better to take tx_ctx lock for the complete skb transmit, to avoid page cleanup if ACK received in middle.

lownvdPublished 2024-02-27

CVE-2021-46911 CVSS: 9.8 CRITICAL Published: 2024-02-27T07:15:07.480

In the Linux kernel, the following vulnerability has been resolved:

ch_ktls: Fix kernel panic

Taking page refcount is not ideal and causes kernel panic sometimes. It's better to take tx_ctx lock for the complete skb transmit, to avoid page cleanup if ACK received in middle.

Indicators of compromise

CVE-2021-46911cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2021-46911