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Vulnerability record · CVE-2020-36158 · published 5 January 2021

CVE-2020-36158: Linux kernel classic buffer overflow vulnerability

Linux · Linux Kernel

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.

6.7 CVSS 3.1 Medium EPSS 2.3% · top 17.2% CWE-120 · Classic buffer overflow
6.7CVSS 3.1 base score, v2 7.2
2.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
18References
17 Jun 2026Last modified by NVD

Description

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.

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

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5c455c5ab332773464d02ba17015acdca198f03d PatchVendor Advisory
https://github.com/torvalds/linux/commit/5c455c5ab332773464d02ba17015acdca198f03d PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCHBIRS27VMOGMBHPWP2R7S
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%40163.com/
https://security.netapp.com/advisory/ntap-20210212-0002/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4843 Third Party Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5c455c5ab332773464d02ba17015acdca198f03d PatchVendor Advisory
https://github.com/torvalds/linux/commit/5c455c5ab332773464d02ba17015acdca198f03d PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCHBIRS27VMOGMBHPWP2R7S
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%40163.com/
https://security.netapp.com/advisory/ntap-20210212-0002/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4843 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-36158), CISA KEV, FIRST EPSS (scores of 2026-10-06). This page is refreshed as NVD updates the record.