Integer overflow in Linux Kernel
CVE-2011-1770
Integer underflow in the dccp_parse_options function (net/dccp/options.c) in the Linux kernel before 2.6.33.14 allows remote attackers to cause a denial of service via a Datagram Congestion Control Protocol (DCCP) packet with an invalid feature options length, which triggers a buffer over-read.
EPSS: 0.044 (90.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel
- Fedoraproject Fedora — versions 14, 15
- N/a — versions n/a
Weakness classification (CWE)
References
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Patch, Third Party Advisory)
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Patch, Third Party Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (x_refsource_SECUNIA, Third Party Advisory, Vendor Advisory, third-party-advisory)
- secalert@redhat.com (Third Party Advisory, x_refsource_SREASON, third-party-advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_FEDORA, Third Party Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_FEDORA, Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2011-1770?
- CVE-2011-1770 is a high-severity vulnerability in Linux Kernel, classified under Integer Underflow. CVSS score: 7.5/10. Published 2011-06-24.
- How severe is CVE-2011-1770?
- High severity. CVSS v3 base score is 7.5 out of 10.