The patch titled
printk: don't read beyond string arguments' terminating zero
has been added to the -mm tree. Its filename is
printk-dont-read-beyond-string-arguments-terminating-zero.patch
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See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: printk: don't read beyond string arguments' terminating zero
From: Markus Armbruster <armbru@xxxxxxxxxx>
Fix update_console_cmdline() not to to read beyond the terminating zero of its
name argument.
Signed-off-by: Markus Armbruster <armbru@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/printk.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN kernel/printk.c~printk-dont-read-beyond-string-arguments-terminating-zero kernel/printk.c
--- a/kernel/printk.c~printk-dont-read-beyond-string-arguments-terminating-zero
+++ a/kernel/printk.c
@@ -906,7 +906,7 @@ int update_console_cmdline(char *name, i
if (strcmp(console_cmdline[i].name, name) == 0 &&
console_cmdline[i].index == idx) {
c = &console_cmdline[i];
- memcpy(c->name, name_new, sizeof(c->name));
+ strlcpy(c->name, name_new, sizeof(c->name));
c->name[sizeof(c->name) - 1] = 0;
c->options = options;
c->index = idx_new;
_
Patches currently in -mm which might be from armbru@xxxxxxxxxx are
git-x86.patch
git-v9fs.patch
printk-dont-read-beyond-string-arguments-terminating-zero.patch
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