VulnerabilityModified
CVE-2016-3841
The IPv6 stack in the Linux kernel before 4.3.3 mishandles options data, which allows local users to gain privileges or cause a denial of service (use-after-free and system crash) via a crafted sendmsg system call.
HIGH 7.3EPSS 0.30%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.30%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The IPv6 stack in the Linux kernel before 4.3.3 mishandles options data, which allows local users to gain privileges or cause a denial of service (use-after-free and system crash) via a crafted sendmsg system call.
- CVSS 3.1
- 7.3 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.30% probability · 22th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-264, CWE-416
- Affected
- google/android · linux/linux kernel
- Source
- security@android.com
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=45f6fad84cc305103b28d73482b344d7f5b76f39Issue Tracking, Patch
- http://rhn.redhat.com/errata/RHSA-2016-0855.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2574.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2584.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2695.htmlThird Party Advisory
- http://source.android.com/security/bulletin/2016-08-01.htmlVendor Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.3Release Notes
- http://www.securityfocus.com/bid/92227Third Party Advisory, VDB Entry
- https://github.com/torvalds/linux/commit/45f6fad84cc305103b28d73482b344d7f5b76f39Issue Tracking, Patch
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=45f6fad84cc305103b28d73482b344d7f5b76f39Issue Tracking, Patch
- http://rhn.redhat.com/errata/RHSA-2016-0855.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2574.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2584.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2695.htmlThird Party Advisory
- http://source.android.com/security/bulletin/2016-08-01.htmlVendor Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.3Release Notes
- http://www.securityfocus.com/bid/92227Third Party Advisory, VDB Entry
- https://github.com/torvalds/linux/commit/45f6fad84cc305103b28d73482b344d7f5b76f39Issue Tracking, Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.