Vulnerability Details : CVE-2016-10208
The ext4_fill_super function in fs/ext4/super.c in the Linux kernel through 4.9.8 does not properly validate meta block groups, which allows physically proximate attackers to cause a denial of service (out-of-bounds read and system crash) via a crafted ext4 image.
Vulnerability category: Denial of service
Products affected by CVE-2016-10208
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-10208
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 25 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-10208
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
NIST | |
4.3
|
MEDIUM | CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
0.7
|
3.6
|
NIST |
CWE ids for CVE-2016-10208
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-10208
-
https://access.redhat.com/errata/RHSA-2017:1308
RHSA-2017:1308 - Security Advisory - Red Hat Customer Portal
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https://usn.ubuntu.com/3754-1/
USN-3754-1: Linux kernel vulnerabilities | Ubuntu security notices
-
https://github.com/torvalds/linux/commit/3a4b77cd47bb837b8557595ec7425f281f2ca1fe
ext4: validate s_first_meta_bg at mount time · torvalds/linux@3a4b77c · GitHubIssue Tracking;Patch;Third Party Advisory
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http://www.securityfocus.com/bid/94354
Linux Kernel 'EXT4 image' Local Denial of Service Vulnerability
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https://bugzilla.redhat.com/show_bug.cgi?id=1395190
1395190 – (CVE-2016-10208) CVE-2016-10208 kernel: EXT4 memory corruption / SLAB out-of-bounds readIssue Tracking;Patch
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http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3a4b77cd47bb837b8557595ec7425f281f2ca1fe
kernel/git/torvalds/linux.git - Linux kernel source treeIssue Tracking;Patch;Third Party Advisory
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https://access.redhat.com/errata/RHSA-2017:1298
RHSA-2017:1298 - Security Advisory - Red Hat Customer Portal
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https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html
[SECURITY] [DLA 1200-1] linux security update
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https://access.redhat.com/errata/RHSA-2017:1297
RHSA-2017:1297 - Security Advisory - Red Hat Customer Portal
-
http://seclists.org/fulldisclosure/2016/Nov/75
Full Disclosure: OS-S 2016-22 - Local DoS: Linux Kernel EXT4 Memory Corruption / SLAB-Out-of-Bounds ReadMailing List;Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2017/02/05/3
oss-security - Re: Local DoS: Linux Kernel EXT4 Memory Corruption / SLAB-Out-of-Bounds ReadMailing List;Patch;Third Party Advisory
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