5.5

CVE-2018-13094

Exploit
An issue was discovered in fs/xfs/libxfs/xfs_attr_leaf.c in the Linux kernel through 4.17.3. An OOPS may occur for a corrupted xfs image after xfs_da_shrink_inode() is called with a NULL bp.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version <= 4.17.3
Canonical ≫ Ubuntu Linux Version 14.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 16.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 18.04 SwEdition lts
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.18% 0.8
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.5 1.8 3.6
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NIST 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:N/A:P
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://usn.ubuntu.com/3754-1/
Third Party Advisory
https://usn.ubuntu.com/3753-1/
Third Party Advisory
https://usn.ubuntu.com/3753-2/
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2029
https://access.redhat.com/errata/RHSA-2019:2043
https://usn.ubuntu.com/3752-1/
Third Party Advisory
https://usn.ubuntu.com/3752-2/
Third Party Advisory
https://usn.ubuntu.com/3752-3/
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0831
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
https://bugzilla.kernel.org/show_bug.cgi?id=199969
Third Party Advisory
Exploit
Issue Tracking
https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/commit/?h=for-next&id=bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a
Patch
Third Party Advisory
https://github.com/torvalds/linux/commit/bb3d48dcf86a97dc25fe9fc2c11938e19cb4399a
Patch
Third Party Advisory