[Xen-changelog] [xen stable-4.4] free domain's vcpu array

[patchbot@xxxxxxx]

commit 63c4744f4eef34af1cd77a2abb3edaf46c0d9fd1
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Thu Oct 29 14:13:30 2015 +0100
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Thu Oct 29 14:13:30 2015 +0100

    free domain's vcpu array
    
    This was overlooked in fb442e2171 ("x86_64: allow more vCPU-s per
    guest").
    
    This is CVE-2015-7969 / XSA-149.
    
    Reported-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Reviewed-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
---
 xen/common/domain.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/xen/common/domain.c b/xen/common/domain.c
index b6601a3..19e8470 100644
--- a/xen/common/domain.c
+++ b/xen/common/domain.c
@@ -744,6 +744,7 @@ static void complete_domain_destroy(struct rcu_head *head)
 
     xsm_free_security_domain(d);
     free_cpumask_var(d->domain_dirty_cpumask);
+    xfree(d->vcpu);
     free_domain_struct(d);
 
     send_global_virq(VIRQ_DOM_EXC);
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.4

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