CVEvulnerability
CVE-2019-25044
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-05-14
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-416
Description
The block subsystem in the Linux kernel before 5.2 has a use-after-free that can lead to arbitrary code execution in the kernel context and privilege escalation, aka CID-c3e2219216c9. This is related to blk_mq_free_rqs and blk_cleanup_queue.
Affected configurations
• linux linux kernel 5.2
• netapp cloud backup
• netapp solidfire \& hci management node
• netapp solidfire baseboard management controller firmware
• netapp h300s firmware
• netapp h500s firmware
• netapp h700s firmware
• netapp h300e firmware
• netapp h500e firmware
• netapp h700e firmware
• netapp h410s firmware
• netapp h410c firmware
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2 Patch, Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c3e2219216c92919a6bd1711f340f5faa98695e6 Mailing List, Patch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20210629-0006/ Third Party Advisory
- https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-blk_mq_free_rqs Third Party Advisory
- https://syzkaller.appspot.com/bug?id=36fe241584203cf394d44560a42e3430434f1213 Exploit, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2 Patch, Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c3e2219216c92919a6bd1711f340f5faa98695e6 Mailing List, Patch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20210629-0006/ Third Party Advisory
- https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-blk_mq_free_rqs Third Party Advisory
- https://syzkaller.appspot.com/bug?id=36fe241584203cf394d44560a42e3430434f1213 Exploit, Third Party Advisory