What’s Vulnerable › Vulnerabilities

CVE-2018-10323

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-04-24 · updated 2026-06-17
• Weakness: CWE-476

Description

The xfs_bmap_extents_to_btree function in fs/xfs/libxfs/xfs_bmap.c in the Linux kernel through 4.16.3 allows local users to cause a denial of service (xfs_bmapi_write NULL pointer dereference) via a crafted xfs image.

Affected products

• Canonical Ubuntu Linux: 14.04, 16.04, 18.04
• Debian Linux: 9.0
• Linux kernel: through 4.16.3

References

• http://www.securityfocus.com/bid/103959
• https://bugzilla.kernel.org/show_bug.cgi?id=199423
• https://usn.ubuntu.com/3752-1/
• https://usn.ubuntu.com/3752-2/
• https://usn.ubuntu.com/3752-3/
• https://usn.ubuntu.com/3754-1/
• https://usn.ubuntu.com/4486-1/
• https://www.debian.org/security/2018/dsa-4188
• https://www.spinics.net/lists/linux-xfs/msg17254.html
• http://www.securityfocus.com/bid/103959
• https://bugzilla.kernel.org/show_bug.cgi?id=199423
• https://usn.ubuntu.com/3752-1/

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