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CVE-2019-25044

CVE-2019-25044

EPSS 0.6%
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.
Productos afectados
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Referencias
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=36fe241584203cf394d44560a42e3430434f1213