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Rewterz Threat Advisory – CVE-2018-10902 – IBM Security Guardium Linux Kernel Privilege Escalation Vulnerability

Severity

Medium

Analysis Summary

It was found that the raw midi kernel driver does not protect against concurrent access which leads to a double realloc (double free) in snd_rawmidi_input_params() and snd_rawmidi_output_status() which are part of snd_rawmidi_ioctl() handler in rawmidi.c file. A malicious local attacker could possibly use this for privilege escalation.

Impact

Privilege escalation

Affected Vendors

IBM

Affected Products

IBM Security Guardium (formerly IBM InfoSphere Guardium) versions 10.0 through 10.5.

Remediation

Apply fix.

http://www.ibm.com/support/fixcentral/swg/quickorder?parent=IBM%20Security&

product=ibm/Information+Management/InfoSphere+Guardium&release=10.0&platform

=All&function=fixId&fixids=SqlGuard_10.0p530_Bundle_Jun-17-2019&includeSupersedes=0&source=fc