VDB-118267 · CVE-2018-11506 · BID 106740

Linux Kernel up to 4.16.12 drivers/scsi/sr_ioctl.c sr_do_ioctl memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in Linux Kernel up to 4.16.12 (Operating System). It has been declared as problematic. Affected by this vulnerability is the function sr_do_ioctl of the file drivers/scsi/sr_ioctl.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 05/21/2018. The weakness was disclosed 05/28/2018 (Website). It is possible to read the advisory at git.kernel.org. This vulnerability is known as CVE-2018-11506 since 05/27/2018. Attacking locally is a requirement. A single authentication is required for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 110329 (Fedora 27 : kernel (2018-e8f793bbfc)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 351537 (Amazon Linux Security Advisory for kernel: ALAC2012-2019-015).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (110329). The entries 112969, 113514, 114860 and 126516 are pretty similar.






  • open-source

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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NVD Base Score: 7.8
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Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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Current Price Estimation: 🔍


Nessus ID: 110329
Nessus Name: Fedora 27 : kernel (2018-e8f793bbfc)
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Threat Intelligenceinfo

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Recommended: Upgrade
Status: 🔍

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Patch: git.kernel.org


05/21/2018 🔍
05/27/2018 +6 days 🔍
05/28/2018 +0 days 🔍
05/28/2018 +0 days 🔍
05/28/2018 +0 days 🔍
06/05/2018 +8 days 🔍
06/06/2018 +1 days 🔍
01/24/2019 +232 days 🔍
03/17/2023 +1513 days 🔍


Vendor: kernel.org

Advisory: FEDORA-2018-e8f793bbfc
Status: Not defined

CVE: CVE-2018-11506 (🔍)
SecurityFocus: 106740 - Golang Go CVE-2019-6486 Remote Denial of Service Vulnerability

See also: 🔍


Created: 05/28/2018 10:33 AM
Updated: 03/17/2023 12:13 PM
Changes: 05/28/2018 10:33 AM (76), 02/09/2020 10:50 AM (5), 03/17/2023 12:04 PM (5), 03/17/2023 12:13 PM (1)
Complete: 🔍


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