CVE-2017-14497
The tpacket_rcv function in net/packet/af_packet.c in the Linux kernel before 4.13 mishandles vnet headers, which might allow local users to cause a denial of service (buffer overflow, and disk and memory corruption) or possibly have unspecified other…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.56%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The tpacket_rcv function in net/packet/af_packet.c in the Linux kernel before 4.13 mishandles vnet headers, which might allow local users to cause a denial of service (buffer overflow, and disk and memory corruption) or possibly have unspecified other impact via crafted system calls.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.56% probability · 45th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- linux/linux kernel · debian/debian linux
- Source
- cve@mitre.org
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=edbd58be15a957f6a760c4a514cd475217eb97fdIssue Tracking, Patch, Third Party Advisory
- http://seclists.org/oss-sec/2017/q3/476Mailing List, Third Party Advisory
- http://www.debian.org/security/2017/dsa-3981Third Party Advisory
- http://www.securityfocus.com/bid/100871Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039371Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040106Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1492593Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/edbd58be15a957f6a760c4a514cd475217eb97fdIssue Tracking, Patch, Third Party Advisory
- https://marc.info/?l=linux-kernel&m=150394500728906&w=2Mailing List, Patch, Third Party Advisory
- https://marc.info/?t=150394517700001&r=1&w=2Mailing List, Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2018-01-01Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=edbd58be15a957f6a760c4a514cd475217eb97fdIssue Tracking, Patch, Third Party Advisory
- http://seclists.org/oss-sec/2017/q3/476Mailing List, Third Party Advisory
- http://www.debian.org/security/2017/dsa-3981Third Party Advisory
- http://www.securityfocus.com/bid/100871Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039371Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040106Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1492593Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/edbd58be15a957f6a760c4a514cd475217eb97fdIssue Tracking, Patch, Third Party Advisory
- https://marc.info/?l=linux-kernel&m=150394500728906&w=2Mailing List, Patch, Third Party Advisory
- https://marc.info/?t=150394517700001&r=1&w=2Mailing List, Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2018-01-01Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.