Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2018-12233

In the ea_get function in fs/jfs/xattr.c in the Linux kernel through 4.17.1, a memory corruption bug in JFS can be triggered by calling setxattr twice with two different extended attribute names on the same file. This vulnerability can be triggered by an unprivileged user with the ability to create files and execute programs. A kmalloc call is incorrect, leading to slab-out-of-bounds in jfs_xattr.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 22.9%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 6.8
References
Products affected by CVE-2018-12233


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