CVE-2018-10876

A flaw was found in Linux kernel in the ext4 filesystem code. A use-after-free is possible in ext4_ext_remove_space() function when mounting and operating a crafted ext4 image.

Affected

[UNKNOWN] · kernel

CVSS v3.0 NVD

5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v3.0 REDHAT

5.0 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

CVSS v2.0 NVD

4.9 MEDIUMAV:L/AC:L/Au:N/C:N/I:N/A:C

EPSS

0.77% chance of exploitation in the next 30 days, 55th percentile

Published

2018-07-26

Updated

2024-08-05

Proof-of-concept exploits (1)

• https://bugzilla.kernel.org/show_bug.cgi?id=199403

Security advisories

• http://www.securityfocus.com/bid/106503
• https://access.redhat.com/errata/RHSA-2019:0525
• https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html
• https://usn.ubuntu.com/3753-1
• https://usn.ubuntu.com/3753-2
• https://usn.ubuntu.com/3871-1
• https://usn.ubuntu.com/3871-3
• https://usn.ubuntu.com/3871-4
• https://usn.ubuntu.com/3871-5
• http://patchwork.ozlabs.org/patch/929239
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10876
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8844618d8aa…
• http://www.securityfocus.com/bid/104904

References

• CVE Record
• NVD entry