CVE-2026-16473 Sbc: sbc: heap out-of-bounds read via crafted sbc audio frame
An off-by-one error in the SBC decoder allows adjacent attackers to read one byte of heap memory via crafted Bluetooth audio frames.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-16473?
CVE-2026-16473 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, published on 22 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A flaw was found in the sbc library (BlueZ SBC codec). An off-by-one error in the SBC frame decoder allows a crafted audio payload to trigger a one-byte heap out-of-bounds read. This could allow an adjacent attacker streaming Bluetooth audio to read a single byte of adjacent heap memory.
Weakness: CWE-125
Which versions are affected by CVE-2026-16473?
Linux distribution packages (1)
sbc openSUSE:Tumbleweed | All versions | 2.2-2.1 |
How do I fix CVE-2026-16473?
Apply the vendor's patch.
Is CVE-2026-16473 being exploited?
There is no known exploitation of CVE-2026-16473 in the wild and no public exploit code.
Sources
Also known as AZL-93096, BELL-CVE-2026-16473, DEBIAN-CVE-2026-16473, ECHO-3bf2-b44c-e0e9, GHSA-2xmm-4jcc-wgxq, UBUNTU-CVE-2026-16473 and 1 more.