Your message dated Thu, 27 Apr 2023 08:08:42 +0200
with message-id <[email protected]>
and subject line Re: Bug#1034654: unblock: src:libsignal-protocol-c/2.3.3-3
has caused the Debian Bug report #1034654,
regarding unblock: src:libsignal-protocol-c/2.3.3-3
to be marked as done.
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--
1034654: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1034654
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--- Begin Message ---
Package: release.debian.org
Severity: normal
User: [email protected]
Usertags: unblock
X-Debbugs-Cc: [email protected]
Dear release team, dear security team,
I added a patch to libsignal-protocol-c and uploaded to unstable.
It fixes https://security-tracker.debian.org/tracker/CVE-2022-48468
in an embedded code copy. Please let it go into bookworm. Thanks!
Cheers
diff -Nru libsignal-protocol-c-2.3.3/debian/changelog libsignal-protocol-c-2.3.3/debian/changelog
--- libsignal-protocol-c-2.3.3/debian/changelog 2023-01-13 00:49:29.000000000 +0000
+++ libsignal-protocol-c-2.3.3/debian/changelog 2023-04-20 21:52:41.000000000 +0000
@@ -1,3 +1,10 @@
+libsignal-protocol-c (2.3.3-3) unstable; urgency=medium
+
+ * Add patch to fix unsigned integer overflow in protobuf code
+ CVE: https://security-tracker.debian.org/tracker/CVE-2022-48468
+
+ -- Martin <[email protected]> Thu, 20 Apr 2023 21:52:41 +0000
+
libsignal-protocol-c (2.3.3-2) unstable; urgency=medium
* Bump debhelper compat
diff -Nru libsignal-protocol-c-2.3.3/debian/patches/fix-unsigned-integer-overflow.patch libsignal-protocol-c-2.3.3/debian/patches/fix-unsigned-integer-overflow.patch
--- libsignal-protocol-c-2.3.3/debian/patches/fix-unsigned-integer-overflow.patch 1970-01-01 00:00:00.000000000 +0000
+++ libsignal-protocol-c-2.3.3/debian/patches/fix-unsigned-integer-overflow.patch 2023-04-20 21:49:54.000000000 +0000
@@ -0,0 +1,30 @@
+Description: Fix unsigned integer overflow
+ and fix regression caused by that fix
+ related CVE:
+ https://security-tracker.debian.org/tracker/CVE-2022-48468
+Author: 10054172 <[email protected]>, Todd C. Miller <[email protected]>
+Origin: other
+Bug: https://github.com/protobuf-c/protobuf-c/issues/499
+Last-Update: 2023-04-20
+---
+This patch header follows DEP-3: http://dep.debian.net/deps/dep3/
+--- a/src/protobuf-c/protobuf-c.c
++++ b/src/protobuf-c/protobuf-c.c
+@@ -2456,10 +2456,13 @@
+ return FALSE;
+
+ def_mess = scanned_member->field->default_value;
+- subm = protobuf_c_message_unpack(scanned_member->field->descriptor,
+- allocator,
+- len - pref_len,
+- data + pref_len);
++ if (len >= pref_len)
++ subm = protobuf_c_message_unpack(scanned_member->field->descriptor,
++ allocator,
++ len - pref_len,
++ data + pref_len);
++ else
++ subm = NULL;
+
+ if (maybe_clear &&
+ *pmessage != NULL &&
diff -Nru libsignal-protocol-c-2.3.3/debian/patches/series libsignal-protocol-c-2.3.3/debian/patches/series
--- libsignal-protocol-c-2.3.3/debian/patches/series 2023-01-13 00:49:29.000000000 +0000
+++ libsignal-protocol-c-2.3.3/debian/patches/series 2023-04-20 21:45:25.000000000 +0000
@@ -1 +1,2 @@
full-library-version-soname.patch
+fix-unsigned-integer-overflow.patch
--- End Message ---
--- Begin Message ---
Hi Martin,
On 21-04-2023 00:11, Martin wrote:
I added a patch to libsignal-protocol-c and uploaded to unstable.
It fixes https://security-tracker.debian.org/tracker/CVE-2022-48468
in an embedded code copy. Please let it go into bookworm. Thanks!
It was already unblocked and it migrated yesterday. Closing this bug.
Paul
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--- End Message ---
