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7.2
CVSSv2

CVE-2020-36387

Published: 07/06/2021 Updated: 24/02/2023
CVSS v2 Base Score: 7.2 | Impact Score: 10 | Exploitability Score: 3.9
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 641
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
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Vulnerability Summary

An issue exists in the Linux kernel prior to 5.8.2. fs/io_uring.c has a use-after-free related to io_async_task_func and ctx reference holding, aka CID-6d816e088c35.

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linux linux kernel

netapp h300s_firmware -

netapp h500s_firmware -

netapp h700s_firmware -

netapp h300e_firmware -

netapp h500e_firmware -

netapp h700e_firmware -

netapp h410s_firmware -

netapp h410c_firmware -

References

CWE-416https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.2https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6d816e088c359866f9867057e04f244c608c42fehttps://sites.google.com/view/syzscope/kasan-use-after-free-read-in-io_async_task_funchttps://syzkaller.appspot.com/bug?id=ce5f07d6ec3b5050b8f0728a3b389aa510f2591bhttps://security.netapp.com/advisory/ntap-20210727-0006/https://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
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