Hi Peter, I'm going to allocate a new (low impact) CVE for this bug. Thanks. On Wed, Jul 21, 2021 at 11:34 AM Peter Krempa <pkrempa@xxxxxxxxxx> wrote: > > Adding libvirt-security since I forgot when sending the patch. > > On Wed, Jul 21, 2021 at 11:27:41 +0200, Peter Krempa wrote: > > 'virStoragePoolObjListSearch' returns a locked and refed object, thus we > > must release it on ACL permission failure. > > > > Fixes: 7aa0e8c0cb8 > > Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1984318 > > Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx> > > --- > > Technically a security issue since it DoS-es the objects a user doesn't > > have access to for users which do have access. > > > > Posting to standard devel list since the bugzilla above is public. > > > > src/storage/storage_driver.c | 4 +++- > > 1 file changed, 3 insertions(+), 1 deletion(-) > > > > diff --git a/src/storage/storage_driver.c b/src/storage/storage_driver.c > > index c2ff4b8d06..6aa10d89f6 100644 > > --- a/src/storage/storage_driver.c > > +++ b/src/storage/storage_driver.c > > @@ -1738,8 +1738,10 @@ storagePoolLookupByTargetPath(virConnectPtr conn, > > storagePoolLookupByTargetPathCallback, > > cleanpath))) { > > def = virStoragePoolObjGetDef(obj); > > - if (virStoragePoolLookupByTargetPathEnsureACL(conn, def) < 0) > > + if (virStoragePoolLookupByTargetPathEnsureACL(conn, def) < 0) { > > + virStoragePoolObjEndAPI(&obj); > > return NULL; > > + } > > > > pool = virGetStoragePool(conn, def->name, def->uuid, NULL, NULL); > > virStoragePoolObjEndAPI(&obj); > > -- > > 2.31.1 > > > -- Mauro Matteo Cascella Red Hat Product Security PGP-Key ID: BB3410B0
