vim/0001-patch-9.2.0276-security-modeline-security-bypass.patch

53 lines
1.9 KiB
Diff

From 75661a66a1db1e1f3f1245c615f13a7de44c0587 Mon Sep 17 00:00:00 2001
From: Christian Brabandt <cb@256bit.org>
Date: Tue, 31 Mar 2026 18:29:00 +0000
Subject: [PATCH] patch 9.2.0276: [security]: modeline security bypass
Problem: [security]: modeline security bypass
Solution: set the P_MLE flag for the 'complete', 'guitabtooltip' and
'printheader' options.
Github Advisory:
https://github.com/vim/vim/security/advisories/GHSA-8h6p-m6gr-mpw9
Signed-off-by: Christian Brabandt <cb@256bit.org>
Backported for vim 8.0.1763 - only option changes (mapset doesn't exist)
---
src/option.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/option.c b/src/option.c
index abc..def 100644
--- a/src/option.c
+++ b/src/option.c
@@ -852,7 +852,7 @@ static struct vimoption options[] =
{"compatible", "cp", P_BOOL|P_RALL,
(char_u *)&p_cp, PV_NONE,
{(char_u *)TRUE, (char_u *)FALSE} SCRIPTID_INIT},
- {"complete", "cpt", P_STRING|P_ALLOCED|P_VI_DEF|P_ONECOMMA|P_NODUP,
+ {"complete", "cpt", P_STRING|P_ALLOCED|P_VI_DEF|P_ONECOMMA|P_NODUP|P_MLE,
#ifdef FEAT_INS_EXPAND
(char_u *)&p_cpt, PV_CPT,
{(char_u *)".,w,b,u,t,i", (char_u *)0L}
@@ -1449,7 +1449,7 @@ static struct vimoption options[] =
{(char_u *)NULL, (char_u *)0L}
#endif
SCRIPTID_INIT},
- {"guitabtooltip", "gtt", P_STRING|P_VI_DEF|P_RWIN,
+ {"guitabtooltip", "gtt", P_STRING|P_VI_DEF|P_RWIN|P_MLE,
#if defined(FEAT_GUI_TABLINE)
(char_u *)&p_gtt, PV_NONE,
{(char_u *)"", (char_u *)0L}
@@ -2180,7 +2180,7 @@ static struct vimoption options[] =
{(char_u *)NULL, (char_u *)0L}
#endif
SCRIPTID_INIT},
- {"printheader", "pheader", P_STRING|P_VI_DEF|P_GETTEXT,
+ {"printheader", "pheader", P_STRING|P_VI_DEF|P_GETTEXT|P_MLE,
#ifdef FEAT_PRINTER
(char_u *)&p_header, PV_NONE,
/* untranslated to avoid problems when 'encoding'
--
2.53.0