CVE-2019-25044

HIGH

7.8

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.

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published5/14/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

linux:linux_kernelnetapp:cloud_backupnetapp:h300enetapp:h300e_firmwarenetapp:h300snetapp:h300s_firmwarenetapp:h410cnetapp:h410c_firmwarenetapp:h410snetapp:h410s_firmwarenetapp:h500enetapp:h500e_firmwarenetapp:h500snetapp:h500s_firmwarenetapp:h700enetapp:h700e_firmwarenetapp:h700snetapp:h700s_firmwarenetapp:solidfire_\&_hci_management_nodenetapp:solidfire_baseboard_management_controllernetapp:solidfire_baseboard_management_controller_firmware

Weaknesses (CWE)

CWE-416

References

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2(cve@mitre.org)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c3e2219216c92919a6bd1711f340f5faa98695e6(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20210629-0006/(cve@mitre.org)

https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-blk_mq_free_rqs(cve@mitre.org)

https://syzkaller.appspot.com/bug?id=36fe241584203cf394d44560a42e3430434f1213(cve@mitre.org)

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c3e2219216c92919a6bd1711f340f5faa98695e6(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20210629-0006/(af854a3a-2127-422b-91ae-364da2661108)

https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-blk_mq_free_rqs(af854a3a-2127-422b-91ae-364da2661108)

https://syzkaller.appspot.com/bug?id=36fe241584203cf394d44560a42e3430434f1213(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.