SB2018061914 - Fedora 28 update for kernel, kernel-tools

Description

This security bulletin contains information about 1 security vulnerability.

1) Memory corruption (CVE-ID: CVE-2018-11412)

The vulnerability allows a local attacker to gain elevated privileges or cause DoS condition on the target system.

The vulnerability exists due to improper memory operations performed by the ext4_read_inline_data() function, as defined in the fs/ext4/inline.c source code file. A local attacker can mount a customized ext4 filesystem that stores the system.data extended attribute value in a dedicated inode, supply malicious input containing an untrusted length value, trigger memory corruption and gain elevated privileges or cause a DoS condition.

Remediation

Install update from vendor's website.

References

• https://bodhi.fedoraproject.org/updates/FEDORA-2018-2c6bd93875