Description
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.
CVSS breakdown
CVSS 3.0
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected products
- Unknown / kerneln/a – n/a
References
- MISChttp://patchwork.ozlabs.org/patch/929239/
- VENDOR_ADVISORYhttps://usn.ubuntu.com/3753-2/
- MISChttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8844618d8aa7a9973e7b527d038a2a589665002c
- VENDOR_ADVISORYhttps://usn.ubuntu.com/3871-5/
- VENDOR_ADVISORYhttps://usn.ubuntu.com/3871-4/
- MAILING_LISThttps://lists.debian.org/debian-lts-announce/2018/07/msg00020.html
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10876
- VENDOR_ADVISORYhttps://usn.ubuntu.com/3871-1/
- MISChttps://bugzilla.kernel.org/show_bug.cgi?id=199403
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2019:0525
- MISChttp://www.securityfocus.com/bid/106503
- VENDOR_ADVISORYhttps://usn.ubuntu.com/3753-1/
- VENDOR_ADVISORYhttps://usn.ubuntu.com/3871-3/
- MISChttp://www.securityfocus.com/bid/104904