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authorMingli Yu <mingli.yu@windriver.com>2021-08-18 17:19:16 +0800
committerKhem Raj <raj.khem@gmail.com>2021-08-20 09:26:17 -0700
commitb65c646b25a2652de02ba2adbbef942b5b475e7f (patch)
tree13c451709572497100950c22c224889be813e611 /meta-oe/recipes-extended/polkit/polkit/CVE-2021-3560.patch
parent7982a1260fa16832d9a8ec89c4fa36c64d5c96b4 (diff)
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polkit: fix CVE-2021-3560
Backport a patch [1] to fix CVE-2021-3560. [1] https://gitlab.freedesktop.org/polkit/polkit/-/commit/a04d13affe0fa53ff618e07aa8f57f4c0e3b9b81 Signed-off-by: Mingli Yu <mingli.yu@windriver.com> Signed-off-by: Khem Raj <raj.khem@gmail.com>
Diffstat (limited to 'meta-oe/recipes-extended/polkit/polkit/CVE-2021-3560.patch')
-rw-r--r--meta-oe/recipes-extended/polkit/polkit/CVE-2021-3560.patch31
1 files changed, 31 insertions, 0 deletions
diff --git a/meta-oe/recipes-extended/polkit/polkit/CVE-2021-3560.patch b/meta-oe/recipes-extended/polkit/polkit/CVE-2021-3560.patch
new file mode 100644
index 0000000000..daf0b1edbd
--- /dev/null
+++ b/meta-oe/recipes-extended/polkit/polkit/CVE-2021-3560.patch
@@ -0,0 +1,31 @@
+From a04d13affe0fa53ff618e07aa8f57f4c0e3b9b81 Mon Sep 17 00:00:00 2001
+From: Jan Rybar <jrybar@redhat.com>
+Date: Wed, 2 Jun 2021 15:43:38 +0200
+Subject: [PATCH] GHSL-2021-074: authentication bypass vulnerability in polkit
+
+initial values returned if error caught
+
+Upstream-Status: Backport [https://gitlab.freedesktop.org/polkit/polkit/-/commit/a04d13affe0fa53ff618e07aa8f57f4c0e3b9b81]
+
+Signed-off-by: Mingli Yu <mingli.yu@windriver.com>
+---
+ src/polkit/polkitsystembusname.c | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/src/polkit/polkitsystembusname.c b/src/polkit/polkitsystembusname.c
+index 8daa12c..8ed1363 100644
+--- a/src/polkit/polkitsystembusname.c
++++ b/src/polkit/polkitsystembusname.c
+@@ -435,6 +435,9 @@ polkit_system_bus_name_get_creds_sync (PolkitSystemBusName *system_bus
+ while (!((data.retrieved_uid && data.retrieved_pid) || data.caught_error))
+ g_main_context_iteration (tmp_context, TRUE);
+
++ if (data.caught_error)
++ goto out;
++
+ if (out_uid)
+ *out_uid = data.uid;
+ if (out_pid)
+--
+2.29.2
+