Vulnerability Details : CVE-2016-2782
The treo_attach function in drivers/usb/serial/visor.c in the Linux kernel before 4.5 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by inserting a USB device that lacks a (1) bulk-in or (2) interrupt-in endpoint.
Vulnerability category: Memory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2016-2782
Probability of exploitation activity in the next 30 days: 0.38%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 70 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2016-2782
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
NIST |
4.6
|
MEDIUM | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
0.9
|
3.6
|
NIST |
CWE ids for CVE-2016-2782
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A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-2782
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http://www.ubuntu.com/usn/USN-2930-3
USN-2930-3: Linux kernel (Raspberry Pi 2) vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://www.ubuntu.com/usn/USN-2948-1
USN-2948-1: Linux kernel (Utopic HWE) vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://www.ubuntu.com/usn/USN-2930-2
USN-2930-2: Linux kernel (Wily HWE) vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html
[security-announce] SUSE-SU-2016:1764-1: important: Security update forMailing List;Third Party Advisory
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http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cac9b50b0d75a1d50d6c056ff65c005f3224c8e0
kernel/git/torvalds/linux.git - Linux kernel source treeIssue Tracking;Patch;Vendor Advisory
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http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
[security-announce] SUSE-SU-2016:2074-1: important: Security update forMailing List;Third Party Advisory
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http://www.ubuntu.com/usn/USN-2932-1
USN-2932-1: Linux kernel (Vivid HWE) vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
[security-announce] SUSE-SU-2016:1672-1: important: Security update forMailing List;Third Party Advisory
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https://bugzilla.redhat.com/show_bug.cgi?id=1312670
1312670 – (CVE-2016-2782) CVE-2016-2782 kernel: visor: crash on invalid USB device descriptors in treo_attach() in visor driverExploit;Issue Tracking;Third Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
[security-announce] SUSE-SU-2016:1690-1: important: Security update forMailing List;Third Party Advisory
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http://www.ubuntu.com/usn/USN-2967-2
USN-2967-2: Linux kernel (OMAP4) vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://www.ubuntu.com/usn/USN-2929-2
USN-2929-2: Linux kernel (Trusty HWE) vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://www.ubuntu.com/usn/USN-2929-1
USN-2929-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
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https://www.exploit-db.com/exploits/39539/
Linux Kernel 3.10.0 (CentOS / RHEL 7.1) - visor 'treo_attach' Nullpointer DereferenceThird Party Advisory;VDB Entry
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http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html
[security-announce] SUSE-SU-2016:1707-1: important: Security update forMailing List;Third Party Advisory
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http://www.ubuntu.com/usn/USN-2930-1
USN-2930-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://www.ubuntu.com/usn/USN-2948-2
USN-2948-2: Linux kernel (Utopic HWE) regression | Ubuntu security noticesThird Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00019.html
[security-announce] SUSE-SU-2016:1019-1: important: Security update forThird Party Advisory
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http://www.openwall.com/lists/oss-security/2016/02/28/9
oss-security - Re: CVE request -- linux kernel: visor: crash on invalid USB device descriptors in treo_attach() in visor driverMailing List;Third Party Advisory
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http://www.ubuntu.com/usn/USN-2967-1
USN-2967-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
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https://github.com/torvalds/linux/commit/cac9b50b0d75a1d50d6c056ff65c005f3224c8e0
USB: visor: fix null-deref at probe · torvalds/linux@cac9b50 · GitHubIssue Tracking;Patch;Third Party Advisory
Products affected by CVE-2016-2782
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:4.5.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_desktop:12:sp1:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_desktop:12:-:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:11:sp4:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:12:-:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_workstation_extension:12:*:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_workstation_extension:12:sp1:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:-:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:sp1:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp4:*:*:*:*:*:*
- cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp2:*:*:*:*:*:*
- cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp4:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_real_time_extension:11:sp4:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_real_time_extension:12:sp1:*:*:*:*:*:*
- cpe:2.3:a:suse:linux_enterprise_module_for_public_cloud:12:*:*:*:*:*:*:*