CVE-2016-4913
HIGHCVSS 7.8/10EPSS 0.51%
Last modified
CVE-2016-4913 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.51% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Canonical | Ubuntu Linux | 12.04 | — |
| Canonical | Ubuntu Linux | 14.04 | — |
| Canonical | Ubuntu Linux | 15.10 | — |
| Canonical | Ubuntu Linux | 16.04 | — |
| Linux | Linux Kernel | < 3.2.81 | — |
| Linux | Linux Kernel | >= 3.3, < 3.10.102 | — |
| Linux | Linux Kernel | >= 3.11, < 3.12.60 | — |
| Linux | Linux Kernel | >= 3.13, < 3.14.70 | — |
| Linux | Linux Kernel | >= 3.15, < 3.16.36 | — |
| Linux | Linux Kernel | >= 3.17, < 3.18.34 | — |
| Linux | Linux Kernel | >= 3.19, < 4.1.25 | — |
| Linux | Linux Kernel | >= 4.2, < 4.4.11 | — |
| Linux | Linux Kernel | >= 4.5, < 4.5.5 | — |
| Oracle | Linux | 6 | — |
| Novell | Suse Linux Enterprise Software Development Kit | 11.0 | Sp4 |
| Novell | Suse Linux Enterprise Debuginfo | 11.0 | Sp4 |
| Novell | Suse Linux Enterprise Server | 11.0 | Extra |
References
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.htmlMailing List, Third 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 List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/05/18/5Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/90730Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-3016-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3016-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-3016-3Third Party Advisory
- http://www.ubuntu.com/usn/USN-3016-4Third Party Advisory
- http://www.ubuntu.com/usn/USN-3017-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3017-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-3017-3Third Party Advisory
- http://www.ubuntu.com/usn/USN-3018-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3018-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-3019-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3020-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3021-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3021-2Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3083Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3096Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1337528Issue Tracking, Third Party Advisory, VDB Entry
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.htmlMailing List, Third 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 List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/05/18/5Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/90730Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-3016-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3016-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-3016-3Third Party Advisory
- http://www.ubuntu.com/usn/USN-3016-4Third Party Advisory
- http://www.ubuntu.com/usn/USN-3017-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3017-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-3017-3Third Party Advisory
- http://www.ubuntu.com/usn/USN-3018-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3018-2Third Party Advisory
- http://www.ubuntu.com/usn/USN-3019-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3020-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3021-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-3021-2Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3083Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3096Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1337528Issue Tracking, Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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 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.
How severe is CVE-2016-4913?
CVE-2016-4913 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.51% probability of exploitation in the next 30 days.
How do I fix CVE-2016-4913?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2016-4913?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST