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