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CVE-2026-68379

tcp: fix TIME_WAIT socket reference leak on PSP policy failure PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: tcp: fix TIME_WAIT socket reference leak on PSP policy failure Release the TIME_WAIT socket reference and jump to discard_it upon PSP policy failure in both IPv4 and IPv6 receive paths. This prevents a memory leak of tcp_tw_bucket structures.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 659a2899a57da59f433182eba571881884d6323e before e666af5dcc905ba694745963174d232deb478c55; affected 659a2899a57da59f433182eba571881884d6323e before 374742a961becbbfc7fbfd1382d978a05e492741; affected 659a2899a57da59f433182eba571881884d6323e before 2c1931a81122c3cdc4c89448fe0442c69e21c0d5
Linux / Linuxaffected 6.18; unaffected 0 before 6.18; unaffected 6.18.42 through 6.18.*; unaffected 7.1.6 through 7.1.*; unaffected 7.2 through *

CWE

No CWE identifiers supplied.

References