CVE-2020-36158

mwifiex_cmd_802_11_ad_hoc_start in drivers/net/wireless/marvell/mwifiex/join.c in the Linux kernel through 5.10.4 might allow remote attackers to execute arbitrary code via a long SSID value, aka CID-5c455c5ab332.

Published: Jan 5, 2021
Updated: Nov 16, 2025
CVE: CVE-2020-36158
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 8.8
AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

Severity: High
Score: 7.2
AV:L/AC:L/Au:N/C:C/I:C/A:C

CWEs:

CWE-120

Affected Software
References

Software	From	Fixed in
fedoraproject / fedora	33	33.x
debian / debian_linux	9.0	9.0.x
debian / debian_linux	10.0	10.0.x
linux / linux_kernel	5.5	5.10.6
linux / linux_kernel	4.20	5.4.88
linux / linux_kernel	4.15	4.19.166
linux / linux_kernel	4.10	4.14.214
linux / linux_kernel	4.5	4.9.250
linux / linux_kernel	3.0	4.4.250

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5c455c5ab332773464d02ba17015acdca198f03d
https://github.com/torvalds/linux/commit/5c455c5ab332773464d02ba17015acdca198f03d
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HCHBIRS27VMOGMBHPWP2R7SZRFXT6O6U/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCHBIRS27VMOGMBHPWP2R7SZRFXT6O6U/
https://lore.kernel.org/r/20201206084801.26479-1-ruc_zhangxiaohui@163.com
https://lore.kernel.org/r/20201206084801.26479-1-ruc_zhangxiaohui%40163.com
https://patchwork.kernel.org/project/linux-wireless/patch/20201206084801.26479-1-ruc_zhangxiaohui@163.com/
https://patchwork.kernel.org/project/linux-wireless/patch/20201206084801.26479-1-ruc_zhangxiaohui%40163.com/
https://security.netapp.com/advisory/ntap-20210212-0002/
https://www.debian.org/security/2021/dsa-4843

Vulnerability Database

309,102

CVE-2020-36158

Deep Security Visibility Without the Complexity