CVE-2018-14612

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Summary

CVECVE-2018-14612
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-07-27 04:29:00 UTC
Updated2020-06-10 13:15:00 UTC
DescriptionAn issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in btrfs_root_node() when mounting a crafted btrfs image, because of a lack of chunk block group mapping validation in btrfs_read_block_groups in fs/btrfs/extent-tree.c, and a lack of empty-tree checks in check_leaf in fs/btrfs/tree-checker.c.

Risk And Classification

Problem Types: CWE-476

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

References

ReferenceSourceLinkTags
[v2,2/2] btrfs: Verify every chunk has corresponding block group at mount time - Patchwork MISC patchwork.kernel.org Patch, Third Party Advisory
[SECURITY] [DLA 1715-1] linux-4.9 security update MLIST lists.debian.org
USN-3932-2: Linux kernel (Xenial HWE) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com
Malformed Request BID www.securityfocus.com Third Party Advisory, VDB Entry
199847 – Invalid pointer dereference in btrfs_root_node() when mounting a crafted btrfs image MISC bugzilla.kernel.org Exploit, Issue Tracking, Third Party Advisory
USN-3932-1: Linux kernel vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com
USN-4118-1: Linux kernel (AWS) vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
btrfs: tree-checker: Detect invalid empty essential tree - Patchwork MISC patchwork.kernel.org Patch, Third Party Advisory
USN-4094-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
[SECURITY] [DLA 2241-2] linux security update MLIST lists.debian.org
[SECURITY] [DLA 2241-1] linux security update MLIST lists.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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