SARA / Free Tools / CVE / CVE-2018-10883

CVE-2018-10883 — A flaw was found in the Linux kernel's ext4 filesystem

A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bounds write in jbd2_journal_dirty_metadata(), a denial of service, and a system crash by mounting and operating on a crafted ext4 filesystem image.

CVSS
4.8 MEDIUM
EPSS
0.05% (top 84.80%)
CWE
CWE-787
Published
2018-07-30T15:00:00.000Z
Last modified
2024-08-05T07:54:34.854Z
CVSS vector
CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H

01What is this vulnerability?

A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bounds write in jbd2_journal_dirty_metadata(), a denial of service, and a system crash by mounting and operating on a crafted ext4 filesystem image.

02Affected products

VendorProductVersions
[UNKNOWN]kerneln/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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