CVE-2026-74433
rxrpc: Fix UAF in rxgk_issue_challenge()
CVSS Score
9.8
EPSS Score
0.2%
EPSS Percentile
5th
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix UAF in rxgk_issue_challenge() Fix rxgk_issue_challenge() to free the page containing the challenge content after invoking the tracepoint as the whdr passed to the tracepoint points into the page just freed.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 15, 2026 |
| Last Updated | Aug 17, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Linux / Linux
9d1d2b59341f58126a69b51f9f5f8ccb9f12e54a < 844b8525ce503405c462ad67f750bec648720397 9d1d2b59341f58126a69b51f9f5f8ccb9f12e54a < 83bb0ed050e2ad9453d8ef50e4d6e624eac6eed8 9d1d2b59341f58126a69b51f9f5f8ccb9f12e54a < 107a4cb0d47e735830f852d83970d5c81f8e1e08
Linux / Linux
6.16