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SUSE: CVE-2022-37797: SUSE Linux Security Advisory

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SUSE: CVE-2022-37797: SUSE Linux Security Advisory

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
09/12/2022
Created
10/26/2022
Added
10/26/2022
Modified
10/26/2022

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(s)

  • suse-upgrade-lighttpd
  • suse-upgrade-lighttpd-mod_authn_gssapi
  • suse-upgrade-lighttpd-mod_authn_ldap
  • suse-upgrade-lighttpd-mod_authn_pam
  • suse-upgrade-lighttpd-mod_authn_sasl
  • suse-upgrade-lighttpd-mod_magnet
  • suse-upgrade-lighttpd-mod_maxminddb
  • suse-upgrade-lighttpd-mod_rrdtool
  • suse-upgrade-lighttpd-mod_vhostdb_dbi
  • suse-upgrade-lighttpd-mod_vhostdb_ldap
  • suse-upgrade-lighttpd-mod_vhostdb_mysql
  • suse-upgrade-lighttpd-mod_vhostdb_pgsql
  • suse-upgrade-lighttpd-mod_webdav

References

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