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CVE-2026-46010: rxrpc: Fix error handling in rxgk_extract_token()

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-27 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix error handling in rxgk_extract_token() Fix a missing bit of error handling in rxgk_extract_token(): in the event that rxgk_decrypt_skb() returns -ENOMEM, it should just return that rather than continuing on (for anything else, it generates an abort).

Affected products

• Linux kernel: from 6.16.9 before 6.17; from 6.17.1 before 6.18.27; from 6.19 before 7.0.4; 6.17, 6.17-rc7 — fixed in 6.17, 6.18.27, 7.0.4

How to fix

Upgrade to a fixed version: Linux kernel 6.17, 6.18.27, 7.0.4. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/293095ef618818852bac5488c1bc223935e2ca17
• https://git.kernel.org/stable/c/3476c8bb960f48e49355d6f93fb7673211e0163f
• https://git.kernel.org/stable/c/c52803e925604e2a17962ab0c99dce2d3f7238db

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