There was a patch posted on April 7th ( sorry don't have original email)

From: "Alexandru.Vaduva" <Alexandru.Vaduva at enea.com>

The problem is well known for 64 bits architectures and the solution
is offered in the same recibe but in the meta-selinux layer.

Signed-off-by: Alexandru.Vaduva <Alexandru.Vaduva at enea.com>
---
 recipes-security/libcap-ng/libcap-ng/python.patch |   39 +++++++++++++++++++++
 recipes-security/libcap-ng/libcap-ng_0.7.3.bb     |   38 ++++++++++++++++----
 2 files changed, 71 insertions(+), 6 deletions(-)
 create mode 100644 recipes-security/libcap-ng/libcap-ng/python.patch

I am seeing a build issue with meta-security that this patch fixes.

was it Nack'd?

regards,
Armin