Use After Free in Linux Kernel
CVE-2023-1989
A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. In this flaw, a call to btsdio_remove with an unfinished job, may cause a race problem leading to a UAF on hdev devices.
Vulnerability class: Use-After-Free
EPSS: 0.004 (31.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel
- Netapp H300s
- Netapp H410c
- Netapp H410s
- Netapp H500s
- Netapp H700s
- Debian Debian_linux — versions 10.0, 12.0
- N/a Kernel — versions Linux kernel version prior to Kernel 6.3 RC4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Patch, Mailing List, Vendor Advisory)
- secalert@redhat.com (mailing-list, Mailing List, Third Party Advisory)
- secalert@redhat.com (mailing-list, Mailing List, Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory)
- secalert@redhat.com (mailing-list)
Frequently asked questions
- What is CVE-2023-1989?
- CVE-2023-1989 is a high-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 7.0/10. Published 2023-04-11.
- How severe is CVE-2023-1989?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2023-1989 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.