Vulnerability Details : CVE-2015-8830
Integer overflow in the aio_setup_single_vector function in fs/aio.c in the Linux kernel 4.0 allows local users to cause a denial of service or possibly have unspecified other impact via a large AIO iovec. NOTE: this vulnerability exists because of a CVE-2012-6701 regression.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2015-8830
- cpe:2.3:o:linux:linux_kernel:4.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-8830
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 12 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-8830
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
References for CVE-2015-8830
-
https://access.redhat.com/errata/RHSA-2018:3096
RHSA-2018:3096 - Security Advisory - Red Hat Customer Portal
-
https://github.com/torvalds/linux/commit/c4f4b82694fe48b02f7a881a1797131a6dad1364
AIO: properly check iovec sizes · torvalds/linux@c4f4b82 · GitHubVendor Advisory
-
https://access.redhat.com/errata/RHSA-2018:1854
RHSA-2018:1854 - Security Advisory - Red Hat Customer Portal
-
https://github.com/torvalds/linux/commit/4c185ce06dca14f5cea192f5a2c981ef50663f2b
aio: lift iov_iter_init() into aio_setup_..._rw() · torvalds/linux@4c185ce · GitHubVendor Advisory
-
http://www.debian.org/security/2016/dsa-3503
Debian -- Security Information -- DSA-3503-1 linux
-
https://access.redhat.com/errata/RHSA-2018:3083
RHSA-2018:3083 - Security Advisory - Red Hat Customer Portal
-
http://www.ubuntu.com/usn/USN-2970-1
USN-2970-1: Linux kernel (Vivid HWE) vulnerabilities | Ubuntu security notices
-
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c4f4b82694fe48b02f7a881a1797131a6dad1364
kernel/git/torvalds/linux.git - Linux kernel source tree
-
http://www.ubuntu.com/usn/USN-2969-1
USN-2969-1: Linux kernel (Utopic HWE) vulnerabilities | Ubuntu security notices
-
http://www.openwall.com/lists/oss-security/2016/03/02/9
oss-security - Re: CVE Request: Linux: aio write triggers integer overflow in some network protocols
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http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c185ce06dca14f5cea192f5a2c981ef50663f2b
kernel/git/torvalds/linux.git - Linux kernel source treeVendor Advisory
-
http://www.ubuntu.com/usn/USN-2968-1
USN-2968-1: Linux kernel vulnerabilities | Ubuntu security notices
-
https://bugzilla.redhat.com/show_bug.cgi?id=1314275
1314275 – (CVE-2015-8830) CVE-2015-8830 kernel: AIO write triggers integer overflow in some protocols
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http://www.ubuntu.com/usn/USN-2968-2
USN-2968-2: Linux kernel (Trusty HWE) vulnerabilities | Ubuntu security notices
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