vulnerability
Arch Linux: NULL Pointer Dereference (CVE-2022-37797)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Sep 12, 2022 | Jul 11, 2025 | Nov 27, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Sep 12, 2022
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
In lighttpd 1.4.65, mod_wstunnel does not initialize a handler function pointer if an invalid HTTP request (websocket handshake) is received. It leads to null pointer dereference which crashes the server. It could be used by an external attacker to cause denial of service condition.
Solution
arch-linux-upgrade-latest
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