Buffer overflow in Linux Linux_kernel
CVE-2020-12659
An issue was discovered in the Linux kernel before 5.6.7. xdp_umem_reg in net/xdp/xdp_umem.c has an out-of-bounds write (by a user with the CAP_NET_ADMIN capability) because of a lack of headroom validation.
Vulnerability class: Buffer Overflow
EPSS: 0.007 (48.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel
- Netapp Active_iq_unified_manager
- Netapp Aff_baseboard_management_controller — versions a700s
- Netapp Cloud_backup
- Netapp Hci_baseboard_management_controller — versions h300s, h410c, h410s
- Netapp Solidfire_baseboard_management_controller
- Netapp Solidfire_\&_hci_management_node
- Netapp Steelstore_cloud_integrated_storage
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Exploit, x_refsource_MISC, Issue Tracking, Vendor Advisory)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Mailing List, VDB Entry, Third Party Advisory, x_refsource_SUSE)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-12659?
- CVE-2020-12659 is a medium-severity vulnerability in Linux Linux_kernel, classified under Out-of-bounds Write. CVSS score: 6.7/10. Published 2020-05-05.
- How severe is CVE-2020-12659?
- Medium severity. CVSS v3 base score is 6.7 out of 10.