CVE-2018-14613

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in io_ctl_map_page() when mounting and operating a crafted btrfs image, because of a lack of block group item validation in check_leaf_item in fs/btrfs/tree-checker.c.

• CWE-476

• http://www.securityfocus.com/bid/104917Third Party Advisory, VDB Entry
• https://bugzilla.kernel.org/show_bug.cgi?id=199849Exploit, Issue Tracking, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
• https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
• https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
• https://patchwork.kernel.org/patch/10503147/Patch, Third Party Advisory
• https://usn.ubuntu.com/3932-1/
• https://usn.ubuntu.com/3932-2/
• https://usn.ubuntu.com/4094-1/
• https://usn.ubuntu.com/4118-1/
• https://www.oracle.com/security-alerts/cpuApr2021.html
• http://www.securityfocus.com/bid/104917Third Party Advisory, VDB Entry
• https://bugzilla.kernel.org/show_bug.cgi?id=199849Exploit, Issue Tracking, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
• https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
• https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
• https://patchwork.kernel.org/patch/10503147/Patch, Third Party Advisory
• https://usn.ubuntu.com/3932-1/
• https://usn.ubuntu.com/3932-2/
• https://usn.ubuntu.com/4094-1/
• https://usn.ubuntu.com/4118-1/
• https://www.oracle.com/security-alerts/cpuApr2021.html

Published

Jul 27, 2018

Last Modified

Jun 17, 2026

Status

Modified

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