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Linux Kernel: Data Corruption Risk in Network Settings
CVE-2026-23165
Summary
A bug in the Linux kernel's network settings could cause data loss or corruption. This issue has been fixed to prevent a deadlock that could occur when managing network settings. Affected users should update their Linux kernel to the latest version to ensure they have this fix.
Original title
In the Linux kernel, the following vulnerability has been resolved:
sfc: fix deadlock in RSS config read
Since cited commit, core locks the net_device's rss_lock when handling
ethtool -x command...
Original description
In the Linux kernel, the following vulnerability has been resolved:
sfc: fix deadlock in RSS config read
Since cited commit, core locks the net_device's rss_lock when handling
ethtool -x command, so driver's implementation should not lock it
again. Remove the latter.
sfc: fix deadlock in RSS config read
Since cited commit, core locks the net_device's rss_lock when handling
ethtool -x command, so driver's implementation should not lock it
again. Remove the latter.
Published: 14 Feb 2026 · Updated: 10 Mar 2026 · First seen: 6 Mar 2026