From 64ab320166410339edd8ae49b19780f1a793f450 Mon Sep 17 00:00:00 2001 From: Vladimir 'phcoder' Serbinenko Date: Mon, 10 Dec 2012 09:22:40 +0100 Subject: [PATCH 059/471] * grub-core/fs/ufs.c (grub_ufs_dir): Stop if direntlen is 0 to avoid infinite loop on corrupted FS. --- ChangeLog | 5 +++++ grub-core/fs/ufs.c | 3 +++ 2 files changed, 8 insertions(+) diff --git a/ChangeLog b/ChangeLog index 9c6dde5..0b1596a 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2012-12-10 Vladimir Serbinenko + + * grub-core/fs/ufs.c (grub_ufs_dir): Stop if direntlen is 0 to avoid + infinite loop on corrupted FS. + 2012-12-08 Vladimir Serbinenko Fix big-endian mtime. diff --git a/grub-core/fs/ufs.c b/grub-core/fs/ufs.c index c862336..74a4a40 100644 --- a/grub-core/fs/ufs.c +++ b/grub-core/fs/ufs.c @@ -664,6 +664,9 @@ grub_ufs_dir (grub_device_t device, const char *path, (char *) &dirent) < 0) break; + if (dirent.direntlen == 0) + break; + #ifdef MODE_UFS2 namelen = dirent.namelen_bsd; #else -- 1.8.2.1