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Fencer Vulns
high 7.5

CVE-2021-0326 json

In p2p_copy_client_info of p2p.c, there is a possible out of bounds write due to a missing bounds check.

published 2021-02-10 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-2945

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.0%
EPSS 5.0% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

In p2p_copy_client_info of p2p.c, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution if the target device is performing a Wi-Fi Direct search, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-8.1 Android-9Android ID: A-172937525

Patch / fix

  • wpa Debian 14, Debian 13, Debian 12 2:2.9.0-17

debian advisories DEBIAN-CVE-2021-0326

  • wpa Ubuntu 16.04 LTS 2.4-0ubuntu6.7
  • wpa Ubuntu 18.04 LTS 2:2.6-15ubuntu2.7
  • wpa Ubuntu 20.04 LTS 2:2.9-1ubuntu4.2
  • wpa Ubuntu Pro 14.04 LTS 2.1-0ubuntu1.7+esm3

ubuntu advisories UBUNTU-CVE-2021-0326

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • wpa_supplicant RHEL 8 1:2.9-5.el8

red hat advisories RHSA-2021:1686

  • wpa_supplicant SLES for SAP 12 SP4, SLES for SAP 12 SP3, SLES for SAP 12 SP2 +11 more 2.6-15.13.1
  • wpa_supplicant SLES for SAP 12 SP5, SLES 12 SP5 2.9-23.6.1
  • wpa_supplicant SLES for SAP 15 SP1, SLES for SAP 15, SLES 15-LTSS +11 more 2.9-4.23.1

suse advisories SUSE-SU-2021:0478-1SUSE-SU-2021:0477-1SUSE-SU-2021:0443-1

  • wpa_supplicant openSUSE Tumbleweed 2.9-13.4
  • wpa_supplicant openSUSE Leap 15.2 2.9-lp152.8.6.1

opensuse advisories openSUSE-SU-2024:11515-1openSUSE-SU-2021:0284-1

  • wpa_supplicant Rocky Linux 8 1:2.9-5.el8

rocky linux advisories RLSA-2021:1686

  • wpa_supplicant Alpine 3.10 2.8-r4
  • wpa_supplicant Alpine 3.12, Alpine 3.11 2.9-r6
  • wpa_supplicant Alpine 3.13 2.9-r9
  • wpa_supplicant Alpine 3.24, Alpine 3.23, Alpine 3.22 +8 more 2.9-r10

alpine advisories ALPINE-CVE-2021-0326

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • wpa_supplicant Arch Linux 2:2.9-8

arch linux advisories AVG-1530

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2021-0326 updated cvss 7.5

wpa_supplicant: P2P group information processing vulnerability

  • Red Hat Enterprise Linux 6 wpa_supplicant Red Hat Enterprise Linux 7 wpa_supplicant
    affected: workaround, no fix planned “Disable Wi-Fi P2P support (Wi-Fi Direct) if not needed, by using the control interface command "P2P_SET disabled 1" or setting "p2p_disabled=1" in wpa_supplicant configuration file.”
  • Red Hat Enterprise Linux BaseOS (v. 8) wpa_supplicant 2.9-5.el8
    fixed: vendor fix “Disable Wi-Fi P2P support (Wi-Fi Direct) if not needed, by using the control interface command "P2P_SET disabled 1" or setting "p2p_disabled=1" in wpa_supplicant configuration file.” RHSA-2021:1686
  • Red Hat Enterprise Linux 9 wpa_supplicant
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

cisa ICSA-24-074-07 updated cvss 7.5

Siemens SIMATIC

  • Siemens SIMATIC RF160B (6GT2003-0FA00) <V2.2
    affected: mitigation “Siemens has released a new version (V2.2) for SIMATIC RF160B and recommends to update to the latest version.” siemens.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

4.97% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.9 AV:A/AC:M/Au:N/C:C/I:C/A:C

Affected products

  • n/a Android

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.