CVE-2017-12762

CRITICAL

Linux Kernel 3.18-3.18.64 - Buffer Overflow in ISDN Net Driver

Title source: llm
STIX 2.1

Description

In /drivers/isdn/i4l/isdn_net.c: A user-controlled buffer is copied into a local buffer of constant size using strcpy without a length check which can cause a buffer overflow. This affects the Linux kernel 4.9-stable tree, 4.12-stable tree, 3.18-stable tree, and 4.4-stable tree.

References (7)

Core 7
Core References
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3620-2/
Patch, Vendor Advisory x_refsource_misc
https://patchwork.kernel.org/patch/9880041/
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/100251
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3620-1/
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2020/02/11/1
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2020/02/11/2
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2020/02/14/4

Scores

CVSS v3 9.8
EPSS 0.0523
EPSS Percentile 91.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (3)
canonical/ubuntu_linux 12.04
canonical/ubuntu_linux 14.04
linux/linux_kernel 3.18 - 3.18.64
Published Aug 09, 2017
Tracked Since Feb 18, 2026