CVEvulnerability
CVE-2019-19768
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2019-12-12
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-416
Description
In the Linux kernel 5.4.0-rc2, there is a use-after-free (read) in the __blk_add_trace function in kernel/trace/blktrace.c (which is used to fill out a blk_io_trace structure and place it in a per-cpu sub-buffer).
Affected configurations
• linux linux kernel 5.4.0
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html lists.opensuse.org
- https://bugzilla.kernel.org/show_bug.cgi?id=205711 Issue Tracking, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html lists.debian.org
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html lists.debian.org
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html lists.debian.org
- https://security.netapp.com/advisory/ntap-20200103-0001/ security.netapp.com
- https://usn.ubuntu.com/4342-1/ usn.ubuntu.com
- https://usn.ubuntu.com/4344-1/ usn.ubuntu.com
- https://usn.ubuntu.com/4345-1/ usn.ubuntu.com
- https://usn.ubuntu.com/4346-1/ usn.ubuntu.com
- https://www.debian.org/security/2020/dsa-4698 www.debian.org
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html lists.opensuse.org
- https://bugzilla.kernel.org/show_bug.cgi?id=205711 Issue Tracking, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html lists.debian.org
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html lists.debian.org
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html lists.debian.org
- https://security.netapp.com/advisory/ntap-20200103-0001/ security.netapp.com
- https://usn.ubuntu.com/4342-1/ usn.ubuntu.com
- https://usn.ubuntu.com/4344-1/ usn.ubuntu.com
- https://usn.ubuntu.com/4345-1/ usn.ubuntu.com
- https://usn.ubuntu.com/4346-1/ usn.ubuntu.com
- https://www.debian.org/security/2020/dsa-4698 www.debian.org