VulnerabilityModified
CVE-2020-26088
A missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock.c in the Linux kernel before 5.8.2 could be used by local attackers to create raw sockets, bypassing security mechanisms, aka CID-26896f01467a.
MEDIUM 5.5EPSS 0.40%
Does this matter?
Lower severity and a low EPSS score (0.40%). Track it; it rarely justifies an emergency change on its own.
Description
A missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock.c in the Linux kernel before 5.8.2 could be used by local attackers to create raw sockets, bypassing security mechanisms, aka CID-26896f01467a.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 0.40% probability · 34th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-276
- Affected
- linux/linux kernel · debian/debian linux · opensuse/leap · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.htmlMailing List, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.2Patch, Release Notes, Vendor Advisory
- https://github.com/torvalds/linux/commit/26896f01467a28651f7a536143fe5ac8449d4041Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/09/msg00025.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00032.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00034.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4578-1/Patch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.htmlMailing List, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.2Patch, Release Notes, Vendor Advisory
- https://github.com/torvalds/linux/commit/26896f01467a28651f7a536143fe5ac8449d4041Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/09/msg00025.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00032.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00034.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4578-1/Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.