diff options
Diffstat (limited to 'meta/recipes-connectivity/avahi/files/CVE-2023-38472.patch')
-rw-r--r-- | meta/recipes-connectivity/avahi/files/CVE-2023-38472.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/meta/recipes-connectivity/avahi/files/CVE-2023-38472.patch b/meta/recipes-connectivity/avahi/files/CVE-2023-38472.patch new file mode 100644 index 0000000000..85dbded73b --- /dev/null +++ b/meta/recipes-connectivity/avahi/files/CVE-2023-38472.patch @@ -0,0 +1,46 @@ +From b024ae5749f4aeba03478e6391687c3c9c8dee40 Mon Sep 17 00:00:00 2001 +From: Michal Sekletar <msekleta@redhat.com> +Date: Thu, 19 Oct 2023 17:36:44 +0200 +Subject: [PATCH] core: make sure there is rdata to process before parsing it + +Fixes #452 + +CVE-2023-38472 + +Upstream-Status: Backport [import from ubuntu https://git.launchpad.net/ubuntu/+source/avahi/tree/debian/patches/CVE-2023-38472.patch?h=ubuntu/jammy-security +Upstream commit https://github.com/lathiat/avahi/commit/b024ae5749f4aeba03478e6391687c3c9c8dee40] +CVE: CVE-2023-38472 +Signed-off-by: Meenali Gupta <meenali.gupta@windriver.com> +Signed-off-by: Vijay Anusuri <vanusuri@mvista.com> +--- + avahi-client/client-test.c | 3 +++ + avahi-daemon/dbus-entry-group.c | 2 +- + 2 files changed, 4 insertions(+), 1 deletion(-) + +Index: avahi-0.8/avahi-client/client-test.c +=================================================================== +--- avahi-0.8.orig/avahi-client/client-test.c ++++ avahi-0.8/avahi-client/client-test.c +@@ -272,6 +272,9 @@ int main (AVAHI_GCC_UNUSED int argc, AVA + assert(error == AVAHI_ERR_INVALID_RECORD); + avahi_string_list_free(txt); + ++ error = avahi_entry_group_add_record (group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, "TestX", 0x01, 0x10, 120, "", 0); ++ assert(error != AVAHI_OK); ++ + avahi_entry_group_commit (group); + + domain = avahi_domain_browser_new (avahi, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, NULL, AVAHI_DOMAIN_BROWSER_BROWSE, 0, avahi_domain_browser_callback, (char*) "omghai3u"); +Index: avahi-0.8/avahi-daemon/dbus-entry-group.c +=================================================================== +--- avahi-0.8.orig/avahi-daemon/dbus-entry-group.c ++++ avahi-0.8/avahi-daemon/dbus-entry-group.c +@@ -340,7 +340,7 @@ DBusHandlerResult avahi_dbus_msg_entry_g + if (!(r = avahi_record_new_full (name, clazz, type, ttl))) + return avahi_dbus_respond_error(c, m, AVAHI_ERR_NO_MEMORY, NULL); + +- if (avahi_rdata_parse (r, rdata, size) < 0) { ++ if (!rdata || avahi_rdata_parse (r, rdata, size) < 0) { + avahi_record_unref (r); + return avahi_dbus_respond_error(c, m, AVAHI_ERR_INVALID_RDATA, NULL); + } |