From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Darren Kenny Date: Thu, 26 Nov 2020 15:31:53 +0000 Subject: [PATCH] syslinux: Fix memory leak while parsing In syslinux_parse_real() the 2 points where return is being called didn't release the memory stored in buf which is no longer required. Fixes: CID 176634 Signed-off-by: Darren Kenny Reviewed-by: Daniel Kiper --- grub-core/lib/syslinux_parse.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/grub-core/lib/syslinux_parse.c b/grub-core/lib/syslinux_parse.c index 83e7bdb91..f477feff1 100644 --- a/grub-core/lib/syslinux_parse.c +++ b/grub-core/lib/syslinux_parse.c @@ -737,7 +737,10 @@ syslinux_parse_real (struct syslinux_menu *menu) && grub_strncasecmp ("help", ptr3, ptr4 - ptr3) == 0)) { if (helptext (ptr5, file, menu)) - return 1; + { + grub_free (buf); + return 1; + } continue; } @@ -757,6 +760,7 @@ syslinux_parse_real (struct syslinux_menu *menu) } fail: grub_file_close (file); + grub_free (buf); return err; }