cups: patch CVE-2025-58060

Pick commit mentioned in NVD report.

(From OE-Core rev: cd732eb0cf1f4dc4fbfd64c7cc67125736480b37)

Signed-off-by: Peter Marko <peter.marko@siemens.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>

meta/recipes-extended/cups/cups.inc

@@ -15,6 +15,7 @@ SRC_URI = "${GITHUB_BASE_URI}/download/v${PV}/cups-${PV}-source.tar.gz \
            file://0004-cups-fix-multilib-install-file-conflicts.patch \
            file://volatiles.99_cups \
            file://cups-volatiles.conf \
+           file://CVE-2025-58060.patch \
            "
 
 GITHUB_BASE_URI = "https://github.com/OpenPrinting/cups/releases"

meta/recipes-extended/cups/cups/CVE-2025-58060.patch

@@ -0,0 +1,60 @@
+From 595d691075b1d396d2edfaa0a8fd0873a0a1f221 Mon Sep 17 00:00:00 2001
+From: Zdenek Dohnal <zdohnal@redhat.com>
+Date: Thu, 11 Sep 2025 14:44:59 +0200
+Subject: [PATCH] cupsd: Block authentication using alternate method
+
+Fixes: CVE-2025-58060
+
+CVE: CVE-2025-58060
+Upstream-Status: Backport [https://github.com/OpenPrinting/cups/commit/595d691075b1d396d2edfaa0a8fd0873a0a1f221]
+Signed-off-by: Peter Marko <peter.marko@siemens.com>
+---
+ scheduler/auth.c | 21 ++++++++++++++++++++-
+ 1 file changed, 20 insertions(+), 1 deletion(-)
+
+diff --git a/scheduler/auth.c b/scheduler/auth.c
+index 5fa53644d..3c9aa72aa 100644
+--- a/scheduler/auth.c
++++ b/scheduler/auth.c
+@@ -513,6 +513,16 @@ cupsdAuthorize(cupsd_client_t *con)	/* I - Client connection */
+     int	userlen;			/* Username:password length */
+ 
+ 
++   /*
++    * Only allow Basic if enabled...
++    */
++
++    if (type != CUPSD_AUTH_BASIC)
++    {
++      cupsdLogClient(con, CUPSD_LOG_ERROR, "Basic authentication is not enabled.");
++      return;
++    }
++
+     authorization += 5;
+     while (isspace(*authorization & 255))
+       authorization ++;
+@@ -558,7 +568,6 @@ cupsdAuthorize(cupsd_client_t *con)	/* I - Client connection */
+     * Validate the username and password...
+     */
+ 
+-    if (type == CUPSD_AUTH_BASIC)
+     {
+ #if HAVE_LIBPAM
+      /*
+@@ -727,6 +736,16 @@ cupsdAuthorize(cupsd_client_t *con)	/* I - Client connection */
+ 					/* Output token for username */
+     gss_name_t		client_name;	/* Client name */
+ 
++   /*
++    * Only allow Kerberos if enabled...
++    */
++
++    if (type != CUPSD_AUTH_NEGOTIATE)
++    {
++      cupsdLogClient(con, CUPSD_LOG_ERROR, "Kerberos authentication is not enabled.");
++      return;
++    }
++
+ #  ifdef __APPLE__
+    /*
+     * If the weak-linked GSSAPI/Kerberos library is not present, don't try