CVE-2017-7277
The TCP stack in the Linux kernel through 4.10.6 mishandles the SCM_TIMESTAMPING_OPT_STATS feature, which allows local users to obtain sensitive information from the kernel's internal socket data structures or cause a denial of service (out-of-bounds…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.39%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The TCP stack in the Linux kernel through 4.10.6 mishandles the SCM_TIMESTAMPING_OPT_STATS feature, which allows local users to obtain sensitive information from the kernel's internal socket data structures or cause a denial of service (out-of-bounds read) via crafted system calls, related to net/core/skbuff.c and net/socket.c.
- CVSS 3.0
- 7.1 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- EPSS
- 0.39% probability · 33th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- linux/linux kernel
- Source
- cve@mitre.org
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4ef1b2869447411ad3ef91ad7d4891a83c1a509aIssue Tracking, Patch, Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8605330aac5a5785630aec8f64378a54891937ccIssue Tracking, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/97141Third Party Advisory, VDB Entry
- https://github.com/torvalds/linux/commit/4ef1b2869447411ad3ef91ad7d4891a83c1a509aIssue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/8605330aac5a5785630aec8f64378a54891937ccIssue Tracking, Patch, Third Party Advisory
- https://lkml.org/lkml/2017/3/15/485Mailing List, Third Party Advisory
- https://patchwork.ozlabs.org/patch/740636/Patch, Third Party Advisory
- https://patchwork.ozlabs.org/patch/740639/Patch, Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4ef1b2869447411ad3ef91ad7d4891a83c1a509aIssue Tracking, Patch, Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8605330aac5a5785630aec8f64378a54891937ccIssue Tracking, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/97141Third Party Advisory, VDB Entry
- https://github.com/torvalds/linux/commit/4ef1b2869447411ad3ef91ad7d4891a83c1a509aIssue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/8605330aac5a5785630aec8f64378a54891937ccIssue Tracking, Patch, Third Party Advisory
- https://lkml.org/lkml/2017/3/15/485Mailing List, Third Party Advisory
- https://patchwork.ozlabs.org/patch/740636/Patch, Third Party Advisory
- https://patchwork.ozlabs.org/patch/740639/Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.