On 4/3/19 8:00 AM, Daniel P. Berrangé wrote:
The virDomainGetHostname API is fetching guest information and this may
involve use of an untrusted guest agent. As such its use must be
forbidden on a read-only connection to libvirt.
Fixes CVE-2019-3886
Signed-off-by: Daniel P. Berrangé <[email protected]>
---
src/libvirt-domain.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/libvirt-domain.c b/src/libvirt-domain.c
index be5b1f6740..baf21824fe 100644
--- a/src/libvirt-domain.c
+++ b/src/libvirt-domain.c
@@ -11031,6 +11031,8 @@ virDomainGetHostname(virDomainPtr domain, unsigned int
flags)
virCheckDomainReturn(domain, NULL);
conn = domain->conn;
+ virCheckReadOnlyGoto(domain->conn->flags, error);
+
if (conn->driver->domainGetHostname) {
char *ret;
ret = conn->driver->domainGetHostname(domain, flags);
Heh, I thought this and 2/2 were pushed already :-).
Reviewed-by: Jim Fehlig <[email protected]>
Regards,
Jim
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