CVE-2019-25044
published 2021-05-14CVE-2019-25044: 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…
PriorityP342high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.65%
46.8th percentile
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
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | — | — |
| linux | linux_kernel | — | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.2HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
osv7.8HIGH
vendor_debian7.8LOW
vendor_redhat7.8HIGH
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
GHSA
GHSA-frj7-v2p3-r97g: The block subsystem in the Linux kernel before 5
ghsa_unreviewed·2022-05-24
CVE-2019-25044 [HIGH] CWE-416 GHSA-frj7-v2p3-r97g: The block subsystem in the Linux kernel before 5
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.
OSV
CVE-2019-25044: The block subsystem in the Linux kernel before 5
osv·2021-05-14·CVSS 7.8
CVE-2019-25044 [HIGH] CVE-2019-25044: The block subsystem in the Linux kernel before 5
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.
Red Hat
kernel: use-after-free in the block subsystem related to blk_mq_free_rqs and blk_cleanup_queue
vendor_redhat·2019-06-06·CVSS 7.8
CVE-2019-25044 [HIGH] CWE-416 kernel: use-after-free in the block subsystem related to blk_mq_free_rqs and blk_cleanup_queue
kernel: use-after-free in the block subsystem related to blk_mq_free_rqs and blk_cleanup_queue
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.
A flaw was found in the Linux kernel. The block subsystem has a use-after-free that can lead to arbitrary code execution in the kernel context and privilege escalation. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Package: kernel (Red Hat Enterprise Linux 6) - Not affected
Package: kernel (Red Hat Enterprise Linux 7) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 7) - Not
Debian
CVE-2019-25044: linux - The block subsystem in the Linux kernel before 5.2 has a use-after-free that can...
vendor_debian·2019·CVSS 7.8
CVE-2019-25044 [HIGH] CVE-2019-25044: linux - The block subsystem in the Linux kernel before 5.2 has a use-after-free that can...
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.
Scope: local
bookworm: resolved
bullseye: resolved
forky: resolved
sid: resolved
trixie: resolved
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c3e2219216c92919a6bd1711f340f5faa98695e6https://security.netapp.com/advisory/ntap-20210629-0006/https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-blk_mq_free_rqshttps://syzkaller.appspot.com/bug?id=36fe241584203cf394d44560a42e3430434f1213https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c3e2219216c92919a6bd1711f340f5faa98695e6https://security.netapp.com/advisory/ntap-20210629-0006/https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-blk_mq_free_rqshttps://syzkaller.appspot.com/bug?id=36fe241584203cf394d44560a42e3430434f1213
2021-05-14
Published