CVE-2021-23134

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

Use After Free vulnerability in nfc sockets in the Linux Kernel before 5.12.4 allows local attackers to elevate their privileges. In typical configurations, the issue can only be triggered by a privileged local user with the CAP_NET_RAW capability.

References

https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=c61760e6940d

https://www.openwall.com/lists/oss-security/2021/05/11/4

https://lists.fedoraproject.org/archives/list/[email protected]/message/QALNQT4LJFVSSA3MWCIECVY4AFPP4X77/

https://lists.fedoraproject.org/archives/list/[email protected]/message/LZYORWNQIHNWRFYRDXBWYWBYM46PDZEN/

https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html

https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html

https://security.netapp.com/advisory/ntap-20210625-0007/

Details

Source: MITRE

Published: 2021-05-12

Updated: 2021-09-07

Type: CWE-416

Risk Information

CVSS v2

Base Score: 4.6

Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH

Tenable Plugins

View all (39 total)

IDNameProductFamilySeverity
153271EulerOS 2.0 SP2 : kernel (EulerOS-SA-2021-2392)NessusHuawei Local Security Checks
high
153131Ubuntu 20.04 LTS : Linux kernel (KVM) vulnerabilities (USN-5000-2)NessusUbuntu Local Security Checks
high
153127Ubuntu 21.04 : Linux kernel (KVM) vulnerabilities (USN-4997-2)NessusUbuntu Local Security Checks
medium
153080EulerOS 2.0 SP5 : kernel (EulerOS-SA-2021-2336)NessusHuawei Local Security Checks
high
152389Oracle Linux 7 / 8 : Unbreakable Enterprise kernel-container (ELSA-2021-9406)NessusOracle Linux Local Security Checks
high
152382Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2021-9404)NessusOracle Linux Local Security Checks
high
152313EulerOS 2.0 SP9 : kernel (EulerOS-SA-2021-2272)NessusHuawei Local Security Checks
high
152308EulerOS 2.0 SP9 : kernel (EulerOS-SA-2021-2246)NessusHuawei Local Security Checks
high
152055SUSE SLES12 Security Update : kernel (SUSE-SU-2021:2451-1)NessusSuSE Local Security Checks
high
151986SUSE SLES15 Security Update : kernel (SUSE-SU-2021:2421-1)NessusSuSE Local Security Checks
high
151920Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-5018-1)NessusUbuntu Local Security Checks
high
151907Ubuntu 20.04 LTS / 20.10 : Linux kernel vulnerabilities (USN-5016-1)NessusUbuntu Local Security Checks
high
151878SUSE SLES12 Security Update : kernel (SUSE-SU-2021:2406-1)NessusSuSE Local Security Checks
high
151756openSUSE 15 Security Update : kernel (openSUSE-SU-2021:1977-1)NessusSuSE Local Security Checks
critical
151730openSUSE 15 Security Update : kernel (openSUSE-SU-2021:1975-1)NessusSuSE Local Security Checks
critical
151570EulerOS Virtualization 2.9.0 : kernel (EulerOS-SA-2021-2195)NessusHuawei Local Security Checks
high
151562EulerOS Virtualization 2.9.1 : kernel (EulerOS-SA-2021-2183)NessusHuawei Local Security Checks
high
151280openSUSE 15 Security Update : kernel (openSUSE-SU-2021:0947-1)NessusSuSE Local Security Checks
high
151205SUSE SLES15 Security Update : kernel (SUSE-SU-2021:2208-1)NessusSuSE Local Security Checks
high
150985Debian DLA-2689-1 : linux security updateNessusDebian Local Security Checks
high
150984Debian DLA-2690-1 : linux-4.19 security updateNessusDebian Local Security Checks
high
150957Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-5000-1)NessusUbuntu Local Security Checks
high
150955Ubuntu 20.04 LTS : Linux kernel (OEM) vulnerabilities (USN-5001-1)NessusUbuntu Local Security Checks
medium
150953Ubuntu 21.04 : Linux kernel vulnerabilities (USN-4997-1)NessusUbuntu Local Security Checks
medium
150927SUSE SLES15 Security Update : kernel (SUSE-SU-2021:1975-1)NessusSuSE Local Security Checks
critical
150901SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2021:1977-1)NessusSuSE Local Security Checks
critical
150883SUSE SLES15 Security Update : kernel (Live Patch 13 for SLE 15 SP2) (SUSE-SU-2021:2027-1)NessusSuSE Local Security Checks
high
150882SUSE SLES12 / SLES15 Security Update : kernel (Live Patch 18 for SLE 12 SP5) (SUSE-SU-2021:2020-1)NessusSuSE Local Security Checks
high
150879SUSE SLES12 / SLES15 Security Update : kernel (Live Patch 12 for SLE 15 SP2) (SUSE-SU-2021:2067-1)NessusSuSE Local Security Checks
high
150878SUSE SLES15 Security Update : kernel (Live Patch 24 for SLE 15) (SUSE-SU-2021:2057-1)NessusSuSE Local Security Checks
high
150696SUSE SLES15 Security Update : kernel (SUSE-SU-2021:1888-1)NessusSuSE Local Security Checks
high
150687SUSE SLES12 Security Update : kernel (SUSE-SU-2021:1899-1)NessusSuSE Local Security Checks
high
150472SUSE SLED12 / SLES12 Security Update : kernel (SUSE-SU-2021:1913-1)NessusSuSE Local Security Checks
high
150470SUSE SLES15 Security Update : kernel (SUSE-SU-2021:1912-1)NessusSuSE Local Security Checks
high
150413SUSE SLES12 Security Update : kernel (SUSE-SU-2021:1887-1)NessusSuSE Local Security Checks
high
150407SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2021:1890-1)NessusSuSE Local Security Checks
high
150401SUSE SLES15 Security Update : kernel (SUSE-SU-2021:1889-1)NessusSuSE Local Security Checks
high
150396SUSE SLES12 Security Update : kernel (SUSE-SU-2021:1891-1)NessusSuSE Local Security Checks
high
150315openSUSE Security Update : the Linux Kernel (openSUSE-2021-843)NessusSuSE Local Security Checks
high