CVE-2016-10208: linux linux_kernel Out-of-bounds Read
Vulnerability summary
CVE-2016-10208 is a medium (CVSS 4.9) Out-of-bounds Read vulnerability in linux linux_kernel. EPSS estimates a 0.43% chance of exploitation in the next 30 days, higher than 37.1% of scored vulnerabilities.
Not severe (CVSS 4.3, physical access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 13 · Related 6Timeline
- 06-02-2017PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated4.3MediumCVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated4.3MediumCVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.43%
Chance of exploitation in the next 30 days
Percentile
37%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.43% on 05-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: physical access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu12 products
- linux< 3.13.0-157.207 | < 4.4.0-67.88
- linux-aws< 4.4.0-1009.18
- linux-azure-fdeAll versions (No fix recorded)
- linux-gkeAll versions (No fix recorded)
- linux-hwe< 4.10.0-32.36~16.04.1
Debian1 product
- linux< 4.9.10-1
Linux1 product
- linux_kernel≤ 4.9.8
3 vendors · 14 products
References
18 links- www.openwall.com/lists/oss-security/2017/02/05/3Mailing ListX Refsource MLISTPatchThird Party AdvisoryREPORT
- github.com/torvalds/linux/commit/3a4b77cd47bb837b8557595ec7425f281f2ca1feX Refsource CONFIRMIssue TrackingPatchThird Party AdvisoryREPORT