blktrace 1.2.0 btt/devmap.c dev_map_read device/devno memory corruption

CVSS Meta Temp Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability was found in blktrace 1.2.0. It has been rated as critical. This issue affects the function dev_map_read of the file btt/devmap.c. The manipulation of the argument device/devno leads to memory corruption. This vulnerability is documented as CVE-2018-10689. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability was found in blktrace 1.2.0. It has been rated as critical. This issue affects the function dev_map_read of the file btt/devmap.c. The manipulation of the argument device/devno with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

blktrace (aka Block IO Tracing) 1.2.0, as used with the Linux kernel and Android, has a buffer overflow in the dev_map_read function in btt/devmap.c because the device and devno arrays are too small, as demonstrated by an invalid free when using the btt program with a crafted file.

The bug was discovered 05/03/2018. The weakness was released 05/03/2018 (Website). The advisory is shared at git.kernel.dk. The identification of this vulnerability is CVE-2018-10689 since 05/03/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 111946 (Photon OS 1.0: Blktrace / Libmspack / Ntp / Openjdk / Perl / Systemd / Vim PHSA-2018-1.0-0167 (deprecated)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family PhotonOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 172327 (OpenSUSE Security Update for blktrace (openSUSE-SU-2019:1224-1)).

A possible mitigation has been published 4 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (111946) and SecurityFocus (BID 104142†). Entry connected to this vulnerability is available at VDB-108830. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Linux Kernel
  • Google Android

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 111946
Nessus Name: Photon OS 1.0: Blktrace / Libmspack / Ntp / Openjdk / Perl / Systemd / Vim PHSA-2018-1.0-0167 (deprecated)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Patch: d61ff409cb4dda31386373d706ea0cfb1aaac5b7

Timelineinfo

05/02/2018 🔍
05/03/2018 +0 days 🔍
05/03/2018 +0 days 🔍
05/03/2018 +0 days 🔍
05/03/2018 +0 days 🔍
05/04/2018 +1 days 🔍
07/27/2018 +84 days 🔍
08/17/2018 +21 days 🔍
03/08/2023 +1664 days 🔍

Sourcesinfo

Advisory: RHSA-2019:2162
Status: Not defined

CVE: CVE-2018-10689 (🔍)
GCVE (CVE): GCVE-0-2018-10689
GCVE (VulDB): GCVE-100-117341
SecurityFocus: 104142 - Blktrace 'btt/devmap.c' Local Buffer Overflow Vulnerability

See also: 🔍

Entryinfo

Created: 05/04/2018 08:50
Updated: 03/08/2023 15:16
Changes: 05/04/2018 08:50 (74), 02/02/2020 11:05 (4), 03/08/2023 15:16 (5)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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