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| author | Efraim Flashner <efraim@flashner.co.il> | 2016-05-30 11:53:45 +0300 |
|---|---|---|
| committer | Efraim Flashner <efraim@flashner.co.il> | 2016-05-30 12:09:15 +0300 |
| commit | 7d48938a590c676e6f140a976bfcf26aadeb008a (patch) | |
| tree | 4cc3e3fc436ccee4c928e855fd72226c588af30b /gnu/packages/patches/vte-CVE-2012-2738-pt1.patch | |
| parent | 4f3e02f198719c98a46aa3060fbd9bececa20f87 (diff) | |
| download | guix-patches-7d48938a590c676e6f140a976bfcf26aadeb008a.tar guix-patches-7d48938a590c676e6f140a976bfcf26aadeb008a.tar.gz | |
gnu: vte-0.28: Fix CVE-2012-2738.
* gnu/packages/gnome.scm (vte-0.28)[source]: Add patches.
* gnu/packages/patches/vte-CVE-2012-2738-pt1.patch,
gnu/packages/patches/vte-CVE-2012-2738-pt2.patch: New variables.
* gnu/local.mk (dist_patch_DATA): Add them.
Diffstat (limited to 'gnu/packages/patches/vte-CVE-2012-2738-pt1.patch')
| -rw-r--r-- | gnu/packages/patches/vte-CVE-2012-2738-pt1.patch | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/gnu/packages/patches/vte-CVE-2012-2738-pt1.patch b/gnu/packages/patches/vte-CVE-2012-2738-pt1.patch new file mode 100644 index 0000000000..fd45407939 --- /dev/null +++ b/gnu/packages/patches/vte-CVE-2012-2738-pt1.patch @@ -0,0 +1,40 @@ +From feeee4b5832b17641e505b7083e0d299fdae318e Mon Sep 17 00:00:00 2001 +From: Christian Persch <chpe@gnome.org> +Date: Sat, 19 May 2012 17:36:09 +0000 +Subject: emulation: Limit integer arguments to 65535 + +To guard against malicious sequences containing excessively big numbers, +limit all parsed numbers to 16 bit range. Doing this here in the parsing +routine is a catch-all guard; this doesn't preclude enforcing +more stringent limits in the handlers themselves. + +https://bugzilla.gnome.org/show_bug.cgi?id=676090 +--- +diff --git a/src/table.c b/src/table.c +index 140e8c8..85cf631 100644 +--- a/src/table.c ++++ b/src/table.c +@@ -550,7 +550,7 @@ _vte_table_extract_numbers(GValueArray **array, + if (G_UNLIKELY (*array == NULL)) { + *array = g_value_array_new(1); + } +- g_value_set_long(&value, total); ++ g_value_set_long(&value, CLAMP (total, 0, G_MAXUSHORT)); + g_value_array_append(*array, &value); + } while (i++ < arginfo->length); + g_value_unset(&value); +diff --git a/src/vteseq.c b/src/vteseq.c +index 457c06a..46def5b 100644 +--- a/src/vteseq.c ++++ b/src/vteseq.c +@@ -557,7 +557,7 @@ vte_sequence_handler_multiple(VteTerminal *terminal, + GValueArray *params, + VteTerminalSequenceHandler handler) + { +- vte_sequence_handler_multiple_limited(terminal, params, handler, G_MAXLONG); ++ vte_sequence_handler_multiple_limited(terminal, params, handler, G_MAXUSHORT); + } + + static void +-- +cgit v0.9.0.2 |