CVE-2018-14617

An issue was discovered in the Linux kernel through 4.17.10. There is a NULL pointer dereference and panic in hfsplus_lookup() in fs/hfsplus/dir.c when opening a file (that is purportedly a hard link) in an hfs+ filesystem that has malformed catalog data, and is mounted read-only without a metadata directory.

• CWE-476

• http://www.securityfocus.com/bid/104917Third Party Advisory, VDB Entry
• https://bugzilla.kernel.org/show_bug.cgi?id=200297Exploit, Issue Tracking, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2018/10/msg00003.htmlMailing List, Third Party Advisory
• https://usn.ubuntu.com/3821-1/Third Party Advisory
• https://usn.ubuntu.com/3821-2/Third Party Advisory
• https://usn.ubuntu.com/4094-1/
• https://usn.ubuntu.com/4118-1/
• https://www.debian.org/security/2018/dsa-4308Third Party Advisory
• https://www.spinics.net/lists/linux-fsdevel/msg130021.htmlIssue Tracking, Patch, Third Party Advisory
• http://www.securityfocus.com/bid/104917Third Party Advisory, VDB Entry
• https://bugzilla.kernel.org/show_bug.cgi?id=200297Exploit, Issue Tracking, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2018/10/msg00003.htmlMailing List, Third Party Advisory
• https://usn.ubuntu.com/3821-1/Third Party Advisory
• https://usn.ubuntu.com/3821-2/Third Party Advisory
• https://usn.ubuntu.com/4094-1/
• https://usn.ubuntu.com/4118-1/
• https://www.debian.org/security/2018/dsa-4308Third Party Advisory
• https://www.spinics.net/lists/linux-fsdevel/msg130021.htmlIssue Tracking, Patch, Third Party Advisory

Published

Jul 27, 2018

Last Modified

Jun 17, 2026

Status

Modified

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