CVE-2021-0326
First published: Mon Feb 01 2021(Updated: )
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
Credit: security@android.com security@android.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/wpa | <=2:2.7+git20190128+0c1e29f-6<=2:2.7+git20190128+0c1e29f-6+deb10u2<=2:2.9.0-16 | 2:2.9.0-17 2:2.7+git20190128+0c1e29f-6+deb10u3 |
| Google Android | =8.1 | |
| Google Android | =9.0 | |
| Google Android | =10.0 | |
| Google Android | =11.0 | |
| Fedoraproject Fedora | =32 | |
| Fedoraproject Fedora | =34 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| debian/wpa | 2:2.9.0-21+deb11u2 2:2.10-12+deb12u2 2:2.10-22 | |
| Google Android |
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Reference Links
- https://w1.fi/security/2020-2/wpa_supplicant-p2p-group-info-processing-vulnerability.txt
- https://w1.fi/security/2020-2/0001-P2P-Fix-copying-of-secondary-device-types-for-P2P-gr.patch
- https://security-tracker.debian.org/tracker/CVE-2021-0326
- https://security-tracker.debian.org/tracker/CVE-2020-12695
- https://security-tracker.debian.org/tracker/CVE-2021-27803
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=981971
- https://source.android.com/security/bulletin/2021-02-01
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VMHPFCON6ZFCGZXSASJFKQ3UX2UIYMND/
- https://lists.debian.org/debian-lts-announce/2021/02/msg00033.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VOSA6DZUDLVOCYJNNXD6V3MRBVLCXZFH/
- https://www.debian.org/security/2021/dsa-4898
- https://launchpad.net/bugs/cve/CVE-2021-0326
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VMHPFCON6ZFCGZXSASJFKQ3UX2UIYMND/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VOSA6DZUDLVOCYJNNXD6V3MRBVLCXZFH/
- https://www.openwall.com/lists/oss-security/2021/02/03/4
- https://w1.fi/cgit/hostap/commit/?id=947272febe24a8f0ea828b5b2f35f13c3821901e
- https://android.googlesource.com/platform/external/wpa_supplicant_8/+/0b60cb210510c68871c8d735285bc4915de3bd80
- https://source.android.com/docs/security/bulletin/2021-02-01 (Advisory)
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-0326
- https://nvd.nist.gov/vuln/detail/CVE-2021-0326
- https://ubuntu.com/security/CVE-2021-0326
Frequently Asked Questions
What is CVE-2021-0326?
CVE-2021-0326 is a vulnerability in the p2p_copy_client_info function of p2p.c that allows for a possible out of bounds write due to a missing bounds check.
What is the severity of CVE-2021-0326?
The severity of CVE-2021-0326 is critical with a CVSSv3 score of 7.5.
Which software versions are affected by CVE-2021-0326?
The affected software versions include wpa 2:2.6-15ubuntu2.7, 2:2.9-1ubuntu4.2, 2:2.9-1ubuntu8.1, 2.1-0ubuntu1.7+, 2:2.9.0-17, and 2.4-0ubuntu6.7.
How can I fix CVE-2021-0326?
To fix CVE-2021-0326, update the affected software to the recommended versions: 2:2.6-15ubuntu2.7, 2:2.9-1ubuntu4.2, 2:2.9-1ubuntu8.1, 2.1-0ubuntu1.7+, 2:2.9.0-17, or 2.4-0ubuntu6.7.
Is user interaction required for exploitation of CVE-2021-0326?
No, user interaction is not needed for exploitation of CVE-2021-0326.
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