Buffer overflow in Linuxptp_project Linuxptp
CVE-2021-3570
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 highe…
Vulnerability class: Buffer Overflow
EPSS: 0.030 (85.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linuxptp_project Linuxptp
- Debian Debian_linux — versions 10.0
- Fedoraproject Fedora — versions 33, 34
- Redhat Enterprise_linux — versions 6.0, 7.0, 8.0
- Redhat Enterprise_linux_aus — versions 8.2, 8.4
- Redhat Enterprise_linux_eus — versions 8.1, 8.2
- Redhat Enterprise_linux_tus — versions 8.2, 8.4
- N/a Linuxptp — versions linuxptp 3.1.1, linuxptp 2.0.1, linuxptp 1.9.3, linuxptp 1.8.1, linuxptp 1.7.1, linuxptp 1.6.1, linuxptp 1.5.1
Weakness classification (CWE)
References
- secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-3570?
- CVE-2021-3570 is a high-severity vulnerability in Linuxptp_project Linuxptp, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2021-07-09.
- How severe is CVE-2021-3570?
- High severity. CVSS v3 base score is 8.8 out of 10.