CVE-2017-12762

CRITICAL9.8

In /drivers/isdn/i4l/isdn_net

Published Aug 9, 2017

Modified 1 years ago

Details

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

WEBhttp://www.openwall.com/lists/oss-security/2020/02/11/1 WEBhttp://www.openwall.com/lists/oss-security/2020/02/11/2 WEBhttp://www.openwall.com/lists/oss-security/2020/02/14/4 WEBhttp://www.securityfocus.com/bid/100251 WEBhttps://patchwork.kernel.org/patch/9880041/ADVISORYhttps://usn.ubuntu.com/3620-1/ADVISORYhttps://usn.ubuntu.com/3620-2/ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2017-12762

CVSS Analysis

CVSS v3.1

9.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

9.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ecosystems

Timeline

PublishedAug 9, 2017

ModifiedAug 5, 2024