Gentoo update for blktrace



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-10689
CWE-ID CWE-119
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Gentoo Linux
Operating systems & Components / Operating system

Vendor Gentoo

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU22938

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2018-10689

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the dev_map_read() function in btt/devmap.c in blktrace. A local user can create a specially crafted file, pass it to he application that is using the vulnerable component (e.g. btt program), trigger memory corruption and execute arbitrary code with elevated privileges.

Mitigation

Update the affected packages.
sys-block/blktrace to version:

Vulnerable software versions

Gentoo Linux: All versions

CPE2.3 External links

http://security.gentoo.org/
http://security.gentoo.org/glsa/202107-15


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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