high
8.8
CWE
787 119
Advisory Published
CVE Published
Updated

CVE-2021-3570: Buffer Overflow

First published: Tue Jul 06 2021(Updated: )

A flaw was found in the ptp4l program of the linuxptp package. A missing length check when forwarding a PTP message between ports allows a remote attacker to cause an information leak, crash, or potentially remote code execution. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. This flaw affects linuxptp versions before 3.1.1, before 2.0.1, before 1.9.3, before 1.8.1, before 1.7.1, before 1.6.1 and before 1.5.1.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
debian/linuxptp
1.9.2-1+deb10u1
3.1-2.1
3.1.1-4
4.0-1
Linuxptp Project Linuxptp<1.5.1
Linuxptp Project Linuxptp>=1.6.0<1.6.1
Linuxptp Project Linuxptp>=1.8.0<1.8.1
Linuxptp Project Linuxptp>=1.9.0<1.9.3
Linuxptp Project Linuxptp>=2.0.0<2.0.1
Linuxptp Project Linuxptp>=3.0.0<3.1.1
Redhat Enterprise Linux=6.0
Redhat Enterprise Linux=7.0
Redhat Enterprise Linux=8.0
Redhat Enterprise Linux Aus=8.2
Redhat Enterprise Linux Aus=8.4
Redhat Enterprise Linux Eus=8.1
Redhat Enterprise Linux Eus=8.2
Redhat Enterprise Linux Tus=8.2
Redhat Enterprise Linux Tus=8.4
Fedoraproject Fedora=33
Fedoraproject Fedora=34
Debian Debian Linux=10.0
debian/linuxptp<=3.1-2<=1.9.2-1
3.1-2.1
1.9.2-1+deb10u1

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2021-3570?

    The severity of CVE-2021-3570 is high (8.8).

  • How does CVE-2021-3570 impact data confidentiality?

    CVE-2021-3570 can potentially lead to data confidentiality breaches.

  • What is the affected software for CVE-2021-3570?

    The affected software for CVE-2021-3570 includes Linuxptp Project Linuxptp, Redhat Enterprise Linux, and Fedora.

  • How can I fix CVE-2021-3570?

    To fix CVE-2021-3570, it is recommended to update the linuxptp package to version 1.9.2-1+deb10u1 (for Debian) or 3.1-2.1 (for other distributions).

  • Where can I find more information about CVE-2021-3570?

    You can find more information about CVE-2021-3570 at the following references: [reference 1](https://security-tracker.debian.org/tracker/CVE-2021-3570), [reference 2](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3570), [reference 3](https://security-tracker.debian.org/tracker/CVE-2021-3571).

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203