CVE-2018-1092 (GCVE-0-2018-1092)

Vulnerability from cvelistv5 – Published: 2018-04-02 03:00 – Updated: 2024-08-05 03:51
VLAI?
Summary
The ext4_iget function in fs/ext4/inode.c in the Linux kernel through 4.15.15 mishandles the case of a root directory with a zero i_links_count, which allows attackers to cause a denial of service (ext4_process_freed_data NULL pointer dereference and OOPS) via a crafted ext4 image.
Severity ?
No CVSS data available.
CWE
  • NULL pointer dereference
Assigner
References
https://usn.ubuntu.com/3676-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3678-2/ vendor-advisoryx_refsource_UBUNTU
https://access.redhat.com/errata/RHSA-2018:3083 vendor-advisoryx_refsource_REDHAT
http://openwall.com/lists/oss-security/2018/03/29/1 x_refsource_MISC
https://www.debian.org/security/2018/dsa-4187 vendor-advisoryx_refsource_DEBIAN
https://usn.ubuntu.com/3678-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3677-1/ vendor-advisoryx_refsource_UBUNTU
https://www.debian.org/security/2018/dsa-4188 vendor-advisoryx_refsource_DEBIAN
https://usn.ubuntu.com/3754-1/ vendor-advisoryx_refsource_UBUNTU
https://bugzilla.kernel.org/show_bug.cgi?id=199179 x_refsource_MISC
https://access.redhat.com/errata/RHSA-2018:2948 vendor-advisoryx_refsource_REDHAT
https://usn.ubuntu.com/3678-3/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3677-2/ vendor-advisoryx_refsource_UBUNTU
https://bugzilla.redhat.com/show_bug.cgi?id=1560777 x_refsource_MISC
https://usn.ubuntu.com/3676-2/ vendor-advisoryx_refsource_UBUNTU
https://git.kernel.org/pub/scm/linux/kernel/git/t… x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2018… mailing-listx_refsource_MLIST
https://access.redhat.com/errata/RHSA-2018:3096 vendor-advisoryx_refsource_REDHAT
https://usn.ubuntu.com/3678-4/ vendor-advisoryx_refsource_UBUNTU
https://bugzilla.kernel.org/show_bug.cgi?id=199275 x_refsource_MISC
Impacted products
Vendor Product Version
n/a Linux kernel through version 4.15 Affected: Linux kernel through version 4.15
Show details on NVD website
To clipboard 

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.