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-rw-r--r--meta-networking/recipes-connectivity/samba/samba/CVE-2022-41916.patch38
1 files changed, 38 insertions, 0 deletions
diff --git a/meta-networking/recipes-connectivity/samba/samba/CVE-2022-41916.patch b/meta-networking/recipes-connectivity/samba/samba/CVE-2022-41916.patch
new file mode 100644
index 0000000000..07f4a18a2f
--- /dev/null
+++ b/meta-networking/recipes-connectivity/samba/samba/CVE-2022-41916.patch
@@ -0,0 +1,38 @@
+From eb87af0c2d189c25294c7daf483a47b03af80c2c Mon Sep 17 00:00:00 2001
+From: Jeffrey Altman <jaltman@secure-endpoints.com>
+Date: Wed, 17 Nov 2021 20:00:29 -0500
+Subject: [PATCH] lib/wind: find_normalize read past end of array
+
+find_normalize() can under some circumstances read one element
+beyond the input array. The contents are discarded immediately
+without further use.
+
+This change prevents the unintended read.
+
+(cherry picked from commit 357a38fc7fb582ae73f4b7f4a90a4b0b871b149e)
+
+Change-Id: Ia2759a5632d64f7fa6553f879b5bbbf43ba3513e
+
+Upstream-Status: Backport [https://github.com/heimdal/heimdal/commit/eb87af0c2d189c25294c7daf483a47b03af80c2c]
+CVE: CVE-2022-41916
+
+Signed-off-by: Archana Polampalli <archana.polampalli@windriver.com>
+---
+ lib/wind/normalize.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/lib/wind/normalize.c b/lib/wind/normalize.c
+index 20e8a4a04b..8f3991d10e 100644
+--- a/lib/wind/normalize.c
++++ b/lib/wind/normalize.c
+@@ -227,9 +227,9 @@ find_composition(const uint32_t *in, unsigned in_len)
+ unsigned i;
+
+ if (n % 5 == 0) {
+- cur = *in++;
+ if (in_len-- == 0)
+ return c->val;
++ cur = *in++;
+ }
+
+ i = cur >> 16;