!701 fix CVE-2025-1215 CVE-2025-26603
From: @fwo Reviewed-by: @boluo56, @znzjugod Signed-off-by: @znzjugod
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124
backport-CVE-2025-1215.patch
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124
backport-CVE-2025-1215.patch
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@ -0,0 +1,124 @@
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From c5654b84480822817bb7b69ebc97c174c91185e9 Mon Sep 17 00:00:00 2001
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From: Hirohito Higashi <h.east.727@gmail.com>
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Date: Mon, 10 Feb 2025 20:55:17 +0100
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Subject: [PATCH] patch 9.1.1097: --log with non-existent path causes a crash
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Problem: --log with non-existent path causes a crash
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(Ekkosun)
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Solution: split initialization phase and init the execution stack
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earlier (Hirohito Higashi)
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fixes: #16606
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closes: #16610
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Signed-off-by: Hirohito Higashi <h.east.727@gmail.com>
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Signed-off-by: Christian Brabandt <cb@256bit.org>
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---
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src/main.c | 21 +++++++++++++++++----
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src/message_test.c | 3 ++-
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src/proto/main.pro | 3 ++-
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src/testdir/test_startup.vim | 7 +++++++
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4 files changed, 28 insertions(+), 6 deletions(-)
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diff --git a/src/main.c b/src/main.c
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index ecc61f4d0be886..f603a52a52e09d 100644
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--- a/src/main.c
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+++ b/src/main.c
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@@ -144,6 +144,11 @@ main
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atexit(vim_mem_profile_dump);
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#endif
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+ /*
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+ * Various initialisations #1 shared with tests.
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+ */
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+ common_init_1();
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+
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#if defined(STARTUPTIME) || defined(FEAT_JOB_CHANNEL)
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// Need to find "--startuptime" and "--log" before actually parsing
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// arguments.
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@@ -185,9 +190,9 @@ main
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#endif
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/*
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- * Various initialisations shared with tests.
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+ * Various initialisations #2 shared with tests.
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*/
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- common_init(¶ms);
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+ common_init_2(¶ms);
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#ifdef VIMDLL
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// Check if the current executable file is for the GUI subsystem.
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@@ -900,10 +905,10 @@ vim_main2(void)
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}
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/*
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- * Initialisation shared by main() and some tests.
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+ * Initialisation #1 shared by main() and some tests.
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*/
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void
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-common_init(mparm_T *paramp)
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+common_init_1(void)
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{
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estack_init();
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cmdline_init();
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@@ -925,7 +930,15 @@ common_init(mparm_T *paramp)
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|| (NameBuff = alloc(MAXPATHL)) == NULL)
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mch_exit(0);
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TIME_MSG("Allocated generic buffers");
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+}
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+
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+/*
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+ * Initialisation #2 shared by main() and some tests.
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+ */
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+ void
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+common_init_2(mparm_T *paramp)
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+{
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#ifdef NBDEBUG
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// Wait a moment for debugging NetBeans. Must be after allocating
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// NameBuff.
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diff --git a/src/message_test.c b/src/message_test.c
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index 62f7772470d0e4..83767ece930899 100644
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--- a/src/message_test.c
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+++ b/src/message_test.c
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@@ -508,7 +508,8 @@ main(int argc, char **argv)
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CLEAR_FIELD(params);
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params.argc = argc;
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params.argv = argv;
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- common_init(¶ms);
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+ common_init_1();
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+ common_init_2(¶ms);
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set_option_value_give_err((char_u *)"encoding", 0, (char_u *)"utf-8", 0);
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init_chartab();
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diff --git a/src/proto/main.pro b/src/proto/main.pro
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index 496fe66be6950d..7e4c50803e8ef2 100644
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--- a/src/proto/main.pro
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+++ b/src/proto/main.pro
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@@ -1,6 +1,7 @@
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/* main.c */
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int vim_main2(void);
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-void common_init(mparm_T *paramp);
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+void common_init_1(void);
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+void common_init_2(mparm_T *paramp);
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int is_not_a_term(void);
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int is_not_a_term_or_gui(void);
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void free_vbuf(void);
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diff --git a/src/testdir/test_startup.vim b/src/testdir/test_startup.vim
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index 7c703916045e70..c16e4ae27de3b2 100644
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--- a/src/testdir/test_startup.vim
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+++ b/src/testdir/test_startup.vim
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@@ -734,6 +734,13 @@ func Test_log()
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call delete('Xlogfile')
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endfunc
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+func Test_log_nonexistent()
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+ " this used to crash Vim
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+ CheckFeature channel
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+ let result = join(systemlist(GetVimCommand() .. ' --log /X/Xlogfile -c qa!'))
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+ call assert_match("E484: Can't open file", result)
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+endfunc
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+
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func Test_read_stdin()
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let after =<< trim [CODE]
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write Xtestout
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62
backport-CVE-2025-26603.patch
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62
backport-CVE-2025-26603.patch
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@ -0,0 +1,62 @@
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From c0f0e2380e5954f4a52a131bf6b8499838ad1dae Mon Sep 17 00:00:00 2001
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From: Christian Brabandt <cb@256bit.org>
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Date: Sun, 16 Feb 2025 16:06:38 +0100
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Subject: [PATCH] patch 9.1.1115: [security]: use-after-free in str_to_reg()
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Problem: [security]: use-after-free in str_to_reg()
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(fizz-is-on-the-way)
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Solution: when redirecting the :display command, check that one
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does not output to the register being displayed
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Github Advisory:
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https://github.com/vim/vim/security/advisories/GHSA-63p5-mwg2-787v
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Signed-off-by: Christian Brabandt <cb@256bit.org>
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---
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src/register.c | 3 ++-
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src/testdir/test_registers.vim | 20 ++++++++++++++++++++
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2 files changed, 22 insertions(+), 1 deletion(-)
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diff --git a/src/register.c b/src/register.c
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index 0df05054ca7229..a9630f8ef5db93 100644
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--- a/src/register.c
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+++ b/src/register.c
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@@ -2405,7 +2405,8 @@ ex_display(exarg_T *eap)
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#ifdef FEAT_EVAL
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if (name == MB_TOLOWER(redir_reg)
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- || (redir_reg == '"' && yb == y_previous))
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+ || (vim_strchr((char_u *)"\"*+", redir_reg) != NULL &&
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+ (yb == y_previous || yb == &y_regs[0])))
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continue; // do not list register being written to, the
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// pointer can be freed
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#endif
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diff --git a/src/testdir/test_registers.vim b/src/testdir/test_registers.vim
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index 1177c2395d3f09..13127022666e04 100644
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--- a/src/testdir/test_registers.vim
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+++ b/src/testdir/test_registers.vim
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@@ -929,4 +929,24 @@ func Test_register_y_append_reset()
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bwipe!
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endfunc
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+" This caused use-after-free
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+func Test_register_redir_display()
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+ " don't touch the clipboard, so only perform this, when the clipboard is not working
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+ if has("clipboard_working")
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+ throw "Skipped: skip touching the clipboard register!"
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+ endif
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+ let @"=''
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+ redir @+>
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+ disp +"
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+ redir END
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+ call assert_equal("\nType Name Content", getreg('+'))
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+ let a = [getreg('1'), getregtype('1')]
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+ let @1='register 1'
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+ redir @+
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+ disp 1
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+ redir END
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+ call assert_equal("register 1", getreg('1'))
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+ call setreg(1, a[0], a[1])
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+endfunc
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+
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" vim: shiftwidth=2 sts=2 expandtab
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10
vim.spec
10
vim.spec
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Name: vim
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Epoch: 2
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Version: %{baseversion}.%{patchlevel}
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Release: 16
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Release: 17
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Summary: Vim is a highly configurable text editor for efficiently creating and changing any kind of text.
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License: Vim and MIT
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URL: http://www.vim.org
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@ -56,6 +56,8 @@ Patch6021: backport-patch-9.1.0918-tiny-vim-crashes-with-fuzzy-buffer-compl
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Patch6022: backport-patch-9.1.0038-Unnecessary-loop-in-getvcol.patch
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Patch6023: backport-CVE-2025-22134.patch
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Patch6024: backport-CVE-2025-24014.patch
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Patch6025: backport-CVE-2025-1215.patch
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Patch6026: backport-CVE-2025-26603.patch
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Patch9000: bugfix-rm-modify-info-version.patch
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Patch9001: fix-CVE-2024-47814.patch
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@ -464,6 +466,12 @@ LC_ALL=en_US.UTF-8 make -j1 test || echo "Warning: Please check tests."
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%{_mandir}/man1/evim.*
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%changelog
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* Tue Feb 18 2025 wangjiang <app@cameyan.com> - 2:9.0.2092-17
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- Type:CVE
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- ID:CVE-2025-1215 CVE-2025-26603
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- SUG:NA
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- DESC:fix CVE-2025-1215 CVE-2025-26603
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* Mon Jan 20 2025 wangjiang <app@cameyan.com> - 2:9.0.2092-16
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- Type:CVE
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- ID:CVE-2025-22134 CVE-2025-24014
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