From 34e9c7cfd832ed03b71fc4c23d82e853ff8c1711 Mon Sep 17 00:00:00 2001 From: Changqing Li Date: Fri, 30 May 2025 15:13:08 +0800 Subject: [PATCH] libsoup-2.4: fix CVE-2024-52531 Refer: https://gitlab.gnome.org/GNOME/libsoup/-/issues/423 Signed-off-by: Changqing Li Signed-off-by: Steve Sakoman --- .../libsoup-2.4/CVE-2024-52531-1.patch | 39 +++++ .../libsoup-2.4/CVE-2024-52531-2.patch | 133 ++++++++++++++++++ .../libsoup/libsoup-2.4_2.74.3.bb | 2 + 3 files changed, 174 insertions(+) create mode 100644 meta/recipes-support/libsoup/libsoup-2.4/CVE-2024-52531-1.patch create mode 100644 meta/recipes-support/libsoup/libsoup-2.4/CVE-2024-52531-2.patch diff --git a/meta/recipes-support/libsoup/libsoup-2.4/CVE-2024-52531-1.patch b/meta/recipes-support/libsoup/libsoup-2.4/CVE-2024-52531-1.patch new file mode 100644 index 0000000000..9de0310c8d --- /dev/null +++ b/meta/recipes-support/libsoup/libsoup-2.4/CVE-2024-52531-1.patch @@ -0,0 +1,39 @@ +From 8331e681c85c3b1893d8d5193783f631bfc07acb Mon Sep 17 00:00:00 2001 +From: Changqing Li +Date: Fri, 16 May 2025 13:42:08 +0800 +Subject: [PATCH] tests: Add test for passing invalid UTF-8 to + soup_header_parse_semi_param_list() + +CVE: CVE-2024-52531 +Upstream-Status: Backport [https://gitlab.gnome.org/GNOME/libsoup/-/merge_requests/407/diffs?commit_id=825fda3425546847b42ad5270544e9388ff349fe] + +Signed-off-by: Changqing Li +--- + tests/header-parsing-test.c | 11 +++++++++++ + 1 file changed, 11 insertions(+) + +diff --git a/tests/header-parsing-test.c b/tests/header-parsing-test.c +index b811115..cfcc003 100644 +--- a/tests/header-parsing-test.c ++++ b/tests/header-parsing-test.c +@@ -836,6 +836,17 @@ static struct ParamListTest { + { "filename", "t\xC3\xA9st.txt" }, + }, + }, ++ ++/* This tests invalid UTF-8 data which *should* never be passed here but it was designed to be robust against it. */ ++ { TRUE, ++ "invalid*=\x69\x27\x27\x93\x93\x93\x93\xff\x61\x61\x61\x61\x61\x61\x61\x62\x63\x64\x65\x0a; filename*=iso-8859-1''\x69\x27\x27\x93\x93\x93\x93\xff\x61\x61\x61\x61\x61\x61\x61\x62\x63\x64\x65\x0a; foo", ++ { ++ { "filename", "i''\302\223\302\223\302\223\302\223\303\277aaaaaaabcde" }, ++ { "invalid", "\302\223\302\223\302\223\302\223\303\277aaaaaaabcde" }, ++ { "foo", NULL }, ++ }, ++ } ++ + }; + static const int num_paramlisttests = G_N_ELEMENTS (paramlisttests); + +-- +2.34.1 + diff --git a/meta/recipes-support/libsoup/libsoup-2.4/CVE-2024-52531-2.patch b/meta/recipes-support/libsoup/libsoup-2.4/CVE-2024-52531-2.patch new file mode 100644 index 0000000000..740c28c016 --- /dev/null +++ b/meta/recipes-support/libsoup/libsoup-2.4/CVE-2024-52531-2.patch @@ -0,0 +1,133 @@ +From 12523a592f1216450d18706bcf6c16e0f1ab0ce0 Mon Sep 17 00:00:00 2001 +From: Changqing Li +Date: Fri, 16 May 2025 13:52:37 +0800 +Subject: [PATCH] headers: Be more robust against invalid input when + parsing params + +If you pass invalid input to a function such as soup_header_parse_param_list_strict() +it can cause an overflow if it decodes the input to UTF-8. + +This should never happen with valid UTF-8 input which libsoup's client API +ensures, however it's server API does not currently. + +CVE: CVE-2024-52531 +Upstream-Status: Backport [https://gitlab.gnome.org/GNOME/libsoup/-/merge_requests/407/diffs?commit_id=a35222dd0bfab2ac97c10e86b95f762456628283] + +Signed-off-by: Changqing Li +--- + libsoup/soup-headers.c | 45 +++++++++++++++++++++--------------------- + 1 file changed, 23 insertions(+), 22 deletions(-) + +diff --git a/libsoup/soup-headers.c b/libsoup/soup-headers.c +index 67905b2..39e8d34 100644 +--- a/libsoup/soup-headers.c ++++ b/libsoup/soup-headers.c +@@ -642,8 +642,9 @@ soup_header_contains (const char *header, const char *token) + } + + static void +-decode_quoted_string (char *quoted_string) ++decode_quoted_string_inplace (GString *quoted_gstring) + { ++ char *quoted_string = quoted_gstring->str; + char *src, *dst; + + src = quoted_string + 1; +@@ -657,10 +658,11 @@ decode_quoted_string (char *quoted_string) + } + + static gboolean +-decode_rfc5987 (char *encoded_string) ++decode_rfc5987_inplace (GString *encoded_gstring) + { + char *q, *decoded; + gboolean iso_8859_1 = FALSE; ++ const char *encoded_string = encoded_gstring->str; + + q = strchr (encoded_string, '\''); + if (!q) +@@ -689,14 +691,7 @@ decode_rfc5987 (char *encoded_string) + decoded = utf8; + } + +- /* If encoded_string was UTF-8, then each 3-character %-escape +- * will be converted to a single byte, and so decoded is +- * shorter than encoded_string. If encoded_string was +- * iso-8859-1, then each 3-character %-escape will be +- * converted into at most 2 bytes in UTF-8, and so it's still +- * shorter. +- */ +- strcpy (encoded_string, decoded); ++ g_string_assign (encoded_gstring, decoded); + g_free (decoded); + return TRUE; + } +@@ -706,15 +701,16 @@ parse_param_list (const char *header, char delim, gboolean strict) + { + GHashTable *params; + GSList *list, *iter; +- char *item, *eq, *name_end, *value; +- gboolean override, duplicated; + + params = g_hash_table_new_full (soup_str_case_hash, + soup_str_case_equal, +- g_free, NULL); ++ g_free, g_free); + + list = parse_list (header, delim); + for (iter = list; iter; iter = iter->next) { ++ char *item, *eq, *name_end; ++ gboolean override, duplicated; ++ GString *parsed_value = NULL; + item = iter->data; + override = FALSE; + +@@ -729,19 +725,19 @@ parse_param_list (const char *header, char delim, gboolean strict) + + *name_end = '\0'; + +- value = (char *)skip_lws (eq + 1); ++ parsed_value = g_string_new ((char *)skip_lws (eq + 1)); + + if (name_end[-1] == '*' && name_end > item + 1) { + name_end[-1] = '\0'; +- if (!decode_rfc5987 (value)) { ++ if (!decode_rfc5987_inplace (parsed_value)) { ++ g_string_free (parsed_value, TRUE); + g_free (item); + continue; + } + override = TRUE; +- } else if (*value == '"') +- decode_quoted_string (value); +- } else +- value = NULL; ++ } else if (parsed_value->str[0] == '"') ++ decode_quoted_string_inplace (parsed_value); ++ } + + duplicated = g_hash_table_lookup_extended (params, item, NULL, NULL); + +@@ -749,11 +745,16 @@ parse_param_list (const char *header, char delim, gboolean strict) + soup_header_free_param_list (params); + params = NULL; + g_slist_foreach (iter, (GFunc)g_free, NULL); ++ if (parsed_value) ++ g_string_free (parsed_value, TRUE); + break; +- } else if (override || !duplicated) +- g_hash_table_replace (params, item, value); +- else ++ } else if (override || !duplicated) { ++ g_hash_table_replace (params, item, parsed_value ? g_string_free (parsed_value, FALSE) : NULL); ++ } else { ++ if (parsed_value) ++ g_string_free (parsed_value, TRUE); + g_free (item); ++ } + } + + g_slist_free (list); +-- +2.34.1 + diff --git a/meta/recipes-support/libsoup/libsoup-2.4_2.74.3.bb b/meta/recipes-support/libsoup/libsoup-2.4_2.74.3.bb index ed36d7c12b..089a032a4f 100644 --- a/meta/recipes-support/libsoup/libsoup-2.4_2.74.3.bb +++ b/meta/recipes-support/libsoup/libsoup-2.4_2.74.3.bb @@ -31,6 +31,8 @@ SRC_URI = "${GNOME_MIRROR}/libsoup/${SHRT_VER}/libsoup-${PV}.tar.xz \ file://CVE-2025-32910-2.patch \ file://CVE-2025-32910-3.patch \ file://CVE-2025-32912.patch \ + file://CVE-2024-52531-1.patch \ + file://CVE-2024-52531-2.patch \ " SRC_URI[sha256sum] = "e4b77c41cfc4c8c5a035fcdc320c7bc6cfb75ef7c5a034153df1413fa1d92f13" -- 2.47.3