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authorPetr Vaněk <arkamar@atlas.cz>2021-09-06 08:42:00 +0200
committerSam James <sam@gentoo.org>2021-09-07 21:23:47 +0100
commit066a3f86023d2329d692558e9f869fc892071d96 (patch)
tree5e993baed190b6db016cff1c263c1e111d90dba9 /mail-filter/rspamd
parentdev-cpp/doctest: initial import (diff)
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mail-filter/rspamd: backport null dereference fix
This Backports patch which fixes possible runtime segfaults caused by null pointer dereference. Signed-off-by: Petr Vaněk <arkamar@atlas.cz> Signed-off-by: Sam James <sam@gentoo.org>
Diffstat (limited to 'mail-filter/rspamd')
-rw-r--r--mail-filter/rspamd/files/rspamd-3.0-fix-null-dereference.patch46
-rw-r--r--mail-filter/rspamd/rspamd-3.0-r2.ebuild1
2 files changed, 47 insertions, 0 deletions
diff --git a/mail-filter/rspamd/files/rspamd-3.0-fix-null-dereference.patch b/mail-filter/rspamd/files/rspamd-3.0-fix-null-dereference.patch
new file mode 100644
index 000000000000..d355f701a273
--- /dev/null
+++ b/mail-filter/rspamd/files/rspamd-3.0-fix-null-dereference.patch
@@ -0,0 +1,46 @@
+From abea3ac21f764658a966dad475fc99e4b79530d7 Mon Sep 17 00:00:00 2001
+From: Jan Smutny <js@excello.cz>
+Date: Tue, 31 Aug 2021 14:25:23 +0200
+Subject: [PATCH] [Fix] src/lua/lua_mimepart.c: fix null dereference
+
+---
+
+This patch is taken from upstream. It fixes possible runtime segfaults.
+
+PR: https://github.com/rspamd/rspamd/pull/3873
+
+diff --git a/src/lua/lua_mimepart.c b/src/lua/lua_mimepart.c
+index 66b588e3a..21a46d496 100644
+--- a/src/lua/lua_mimepart.c
++++ b/src/lua/lua_mimepart.c
+@@ -1240,7 +1240,16 @@ lua_textpart_get_fuzzy_hashes (lua_State * L)
+ rspamd_stat_token_t *word;
+ struct lua_shingle_filter_cbdata cbd;
+
+- if (part && pool) {
++
++ if (part == NULL || pool == NULL) {
++ return luaL_error (L, "invalid arguments");
++ }
++
++ if (IS_TEXT_PART_EMPTY (part) || part->utf_words == NULL) {
++ lua_pushnil (L);
++ lua_pushnil (L);
++ }
++ else {
+ /* TODO: add keys and algorithms support */
+ rspamd_cryptobox_hash (key, "rspamd", strlen ("rspamd"), NULL, 0);
+
+@@ -1294,9 +1303,6 @@ lua_textpart_get_fuzzy_hashes (lua_State * L)
+ }
+ }
+ }
+- else {
+- return luaL_error (L, "invalid arguments");
+- }
+
+ return 2;
+ }
+--
+2.31.1
+
diff --git a/mail-filter/rspamd/rspamd-3.0-r2.ebuild b/mail-filter/rspamd/rspamd-3.0-r2.ebuild
index efe18dc57b00..30065ff095b5 100644
--- a/mail-filter/rspamd/rspamd-3.0-r2.ebuild
+++ b/mail-filter/rspamd/rspamd-3.0-r2.ebuild
@@ -60,6 +60,7 @@ BDEPEND="
PATCHES=(
"${FILESDIR}/${P}-cmake-lua-version.patch"
"${FILESDIR}/${P}-system-libfmt.patch"
+ "${FILESDIR}/${P}-fix-null-dereference.patch"
"${FILESDIR}/${PN}-2.6-unbundle-lua.patch"
"${FILESDIR}/${PN}-2.5-unbundle-snowball.patch"
)