CVEvulnerability
CVE-2019-19318
4.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2019-11-28
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.4 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-416
Description
In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsem_down_write_slowpath use-after-free because (in rwsem_can_spin_on_owner in kernel/locking/rwsem.c) rwsem_owner_flags returns an already freed pointer,
Affected configurations
• linux linux kernel 5.0.21
• linux linux kernel 5.3.11
• opensuse leap 15.1
• canonical ubuntu linux 14.04
• canonical ubuntu linux 16.04
• canonical ubuntu linux 18.04
• debian debian linux 9.0
• netapp active iq unified manager (>= 9.5)
• netapp data availability services
• netapp hci management node
• netapp solidfire
• netapp steelstore cloud integrated storage
• netapp aff a700s firmware
• netapp fas8300 firmware
• netapp fas8700 firmware
• netapp aff a400 firmware
• netapp h610s firmware
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html Mailing List, Third Party Advisory
- https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19318 Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200103-0001/ Third Party Advisory
- https://usn.ubuntu.com/4414-1/ Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html Mailing List, Third Party Advisory
- https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19318 Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200103-0001/ Third Party Advisory
- https://usn.ubuntu.com/4414-1/ Third Party Advisory