VulnerabilityModified
CVE-2017-7472
The KEYS subsystem in the Linux kernel before 4.10.13 allows local users to cause a denial of service (memory consumption) via a series of KEY_REQKEY_DEFL_THREAD_KEYRING keyctl_set_reqkey_keyring calls.
MEDIUM 5.5EPSS 2.26%
Does this matter?
Lower severity and a low EPSS score (2.26%). Track it; it rarely justifies an emergency change on its own.
Description
The KEYS subsystem in the Linux kernel before 4.10.13 allows local users to cause a denial of service (memory consumption) via a series of KEY_REQKEY_DEFL_THREAD_KEYRING keyctl_set_reqkey_keyring calls.
- CVSS 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.26% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-404
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c9f838d104fed6f2f61d68164712e3204bf5271bIssue Tracking, Patch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
- http://openwall.com/lists/oss-security/2017/05/11/1Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/98422
- http://www.securitytracker.com/id/1038471
- https://access.redhat.com/errata/RHSA-2018:0151
- https://access.redhat.com/errata/RHSA-2018:0152
- https://access.redhat.com/errata/RHSA-2018:0181
- https://bugzilla.novell.com/show_bug.cgi?id=1034862Issue Tracking, Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=1442086Issue Tracking, Patch
- https://github.com/torvalds/linux/commit/c9f838d104fed6f2f61d68164712e3204bf5271bIssue Tracking, Patch, Third Party Advisory
- https://lkml.org/lkml/2017/4/1/235Broken Link
- https://lkml.org/lkml/2017/4/3/724Broken Link
- https://www.exploit-db.com/exploits/42136/
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.13Release Notes, Vendor Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c9f838d104fed6f2f61d68164712e3204bf5271bIssue Tracking, Patch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
- http://openwall.com/lists/oss-security/2017/05/11/1Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/98422
- http://www.securitytracker.com/id/1038471
- https://access.redhat.com/errata/RHSA-2018:0151
- https://access.redhat.com/errata/RHSA-2018:0152
- https://access.redhat.com/errata/RHSA-2018:0181
- https://bugzilla.novell.com/show_bug.cgi?id=1034862Issue Tracking, Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=1442086Issue Tracking, Patch
- https://github.com/torvalds/linux/commit/c9f838d104fed6f2f61d68164712e3204bf5271bIssue Tracking, Patch, Third Party Advisory
- https://lkml.org/lkml/2017/4/1/235Broken Link
- https://lkml.org/lkml/2017/4/3/724Broken Link
- https://www.exploit-db.com/exploits/42136/
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.13Release Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.