Home/CVE/The get_rock_ridge_filename function in fs/isofs/rock.c in the Linux kernel before 4.5.5 mishandles NM (aka alternate na
CVE

CVE-2016-4913

The get_rock_ridge_filename function in fs/isofs/rock.c in the Linux kernel before 4.5.5 mishandles NM (aka alternate na

The get_rock_ridge_filename function in fs/isofs/rock.c in the Linux kernel before 4.5.5 mishandles NM (aka alternate name) entries containing \0 characters, which allows local users to obtain sensitive information from kernel memory or possibly have unspecified other impact via a crafted isofs filesystem.

HIGH · CVSS 7.8 EPSS 0.00082
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
▤

Affected Products & Versions

14
canonical ubuntu linuxall versions
linux kernel< 3.2.81
linux kernel>= 3.3 and < 3.10.102
linux kernel>= 3.11 and < 3.12.60
linux kernel>= 3.13 and < 3.14.70
linux kernel>= 3.15 and < 3.16.36
linux kernel>= 3.17 and < 3.18.34
linux kernel>= 3.19 and < 4.1.25
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalLinux Reverse Shell Indicator
producthighCommunication To LocaltoNet Tunneling Service Initiated - Linux
producthighPotentially Suspicious Malware Callback Communication - Linux
producthighLinux Crypto Mining Pool Connections
producthighCommunication To Ngrok Tunneling Service - Linux
producthighLinux Crypto Mining Indicators
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · security@debian.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 May 2016 · 10:59 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

19
rhsaRHSA-2018:3096Important
rhsaRHSA-2018:3083Important
suse-csafSUSE-SU-2017:0333-1
suse-csafSUSE-SU-2016:2245-1
suse-csafSUSE-SU-2016:1985-1
🔗

References & Sources

25
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=99d825822eade8d827a1817357cbf3f889a552d6Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.htmlMailing ListThird Party Advisory
http://www.debian.org/security/2016/dsa-3607Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/05/18/3Mailing ListPatchThird Party Advisory
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