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Red Hat Bugzilla – Attachment 314241 Details for
Bug 458761
kernel: dlm: dlm/user.c input validation fixes [rhel-4.7.z]
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patch to try
rhel4-dlm-nul-term.patch (text/plain), 532 bytes, created by
David Teigland
on 2008-08-13 19:26:31 UTC
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Description:
patch to try
Filename:
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Creator:
David Teigland
Created:
2008-08-13 19:26:31 UTC
Size:
532 bytes
patch
obsolete
>diff --git a/dlm-kernel/src/device.c b/dlm-kernel/src/device.c >index 634a8f3..18e43db 100644 >--- a/dlm-kernel/src/device.c >+++ b/dlm-kernel/src/device.c >@@ -1121,9 +1121,10 @@ static ssize_t dlm_write(struct file *file, const char __user *buffer, > if (fi && test_bit(LS_FLAG_DELETED, &fi->fi_ls->ls_flags)) > return -ENOENT; > >- kparams = kmalloc(count, GFP_KERNEL); >+ kparams = kmalloc(count + 1, GFP_KERNEL); > if (!kparams) > return -ENOMEM; >+ memset(kparams, 0, count + 1); > > status = -EFAULT; > /* Get the command info */
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bug 458761
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