CVEvulnerability
CVE-2021-37159
6.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-07-21
- Last modified
- 2026-10-08
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.4 MEDIUM — CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 4.4 MEDIUM — AV:L/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-415, CWE-416
Description
hso_free_net_device in drivers/net/usb/hso.c in the Linux kernel through 5.13.4 calls unregister_netdev without checking for the NETREG_REGISTERED state, leading to a use-after-free and a double free.
Affected configurations
• linux linux kernel (<= 5.13.4)
• debian debian linux 9.0
• oracle communications cloud native core binding support function 22.1.3
• oracle communications cloud native core network exposure function 22.1.1
• oracle communications cloud native core policy 22.2.0
Related
References
- https://bugzilla.suse.com/show_bug.cgi?id=1188601 bugzilla.suse.com
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a6ecfb39ba9d7316057cea823b196b734f6b18ca git.kernel.org
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dcb713d53e2eadf42b878c12a471e74dc6ed3145 git.kernel.org
- https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210819-0003/ Third Party Advisory
- https://www.oracle.com/security-alerts/cpujul2022.html Patch, Third Party Advisory
- https://www.spinics.net/lists/linux-usb/msg202228.html Mailing List, Patch, Third Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1188601 bugzilla.suse.com
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a6ecfb39ba9d7316057cea823b196b734f6b18ca git.kernel.org
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dcb713d53e2eadf42b878c12a471e74dc6ed3145 git.kernel.org
- https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html Mailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210819-0003/ Third Party Advisory
- https://www.oracle.com/security-alerts/cpujul2022.html Patch, Third Party Advisory
- https://www.spinics.net/lists/linux-usb/msg202228.html Mailing List, Patch, Third Party Advisory