CVE-2026-31408: Bluetooth: SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold
Bluetooth: SCO: Fix use-after-free in scorecvframe() due to missing sockhold
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 6.1.176-1Fixed in 6.1.190-1Fixed in 6.12.107-1Fixed in 6.12.113-1Fixed in 7.2.12-1Fixed in 7.2.14-1
Event History
Frequently Asked Questions
What is the severity of CVE-2026-31408?
CVE-2026-31408 is classified as a high-severity vulnerability due to the potential for remote code execution.
How do I fix CVE-2026-31408?
To fix CVE-2026-31408, apply the latest patches for the Linux kernel that address the use-after-free vulnerability.
What systems are affected by CVE-2026-31408?
CVE-2026-31408 affects all versions of the Linux kernel that implement Bluetooth SCO functionality.
What is the impact of CVE-2026-31408?
The impact of CVE-2026-31408 can lead to denial of service or arbitrary code execution through Bluetooth connections.
When was CVE-2026-31408 published?
CVE-2026-31408 was published in 2026, detailing its existence and providing a reference for remediation.