Home

CVE-2021-45485

Description

In the IPv6 implementation in the Linux kernel before 5.13.3, net/ipv6/output_core.c has an information leak because of certain use of a hash table which, although big, doesnt properly consider that IPv6-based attackers can typically choose among many IPv6 source addresses.

Risk Information

Base Score
7.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score
Exploitation Probability
0.593

Associated Vulnerability

VulnerabilityOS Platform
SUSE-SU-2022:0068-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-4.12.14-122.106.1.x86_64.rpmLinux
SUSE-SU-2022:0068-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-base-4.12.14-122.106.1.x86_64.rpmLinux
SUSE-SU-2022:0068-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-base-debuginfo-4.12.14-122.106.1.x86_64.rpmLinux
SUSE-SU-2022:0068-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-debuginfo-4.12.14-122.106.1.x86_64.rpmLinux
SUSE-SU-2022:0068-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-debugsource-4.12.14-122.106.1.x86_64.rpmLinux
SUSE-SU-2022:0068-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-devel-4.12.14-122.106.1.x86_64.rpmLinux
SUSE-SU-2022:0068-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-devel-debuginfo-4.12.14-122.106.1.x86_64.rpmLinux
SUSE-SU-2022:0068-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-devel-4.12.14-122.106.1.noarch.rpmLinux
SUSE-SU-2022:0068-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-macros-4.12.14-122.106.1.noarch.rpmLinux
SUSE-SU-2022:0068-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-source-4.12.14-122.106.1.noarch.rpmLinux
SUSE-SU-2022:0068-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-syms-4.12.14-122.106.1.x86_64.rpmLinux
SUSE-SU-2022:0080-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-4.12.14-16.85.1.x86_64.rpmLinux
SUSE-SU-2022:0080-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-base-4.12.14-16.85.1.x86_64.rpmLinux
SUSE-SU-2022:0080-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-base-debuginfo-4.12.14-16.85.1.x86_64.rpmLinux
SUSE-SU-2022:0080-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-debuginfo-4.12.14-16.85.1.x86_64.rpmLinux
SUSE-SU-2022:0080-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-debugsource-4.12.14-16.85.1.x86_64.rpmLinux
SUSE-SU-2022:0080-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-devel-4.12.14-16.85.1.x86_64.rpmLinux
SUSE-SU-2022:0080-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-devel-azure-4.12.14-16.85.1.noarch.rpmLinux
SUSE-SU-2022:0080-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-source-azure-4.12.14-16.85.1.noarch.rpmLinux
SUSE-SU-2022:0080-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-syms-azure-4.12.14-16.85.1.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-4.18.0-372.9.1.el8.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-abi-stablelists-4.18.0-372.9.1.el8.noarch.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-core-4.18.0-372.9.1.el8.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-cross-headers-4.18.0-372.9.1.el8.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-debug-4.18.0-372.9.1.el8.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-debug-core-4.18.0-372.9.1.el8.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-debug-modules-4.18.0-372.9.1.el8.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-debug-modules-extra-4.18.0-372.9.1.el8.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-doc-4.18.0-372.9.1.el8.noarch.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-modules-4.18.0-372.9.1.el8.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-modules-extra-4.18.0-372.9.1.el8.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-tools-4.18.0-372.9.1.el8.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update kernel-tools-libs-4.18.0-372.9.1.el8.x86_64.rpmLinux
(RHSA-2022:1988) kernel security, bug fix, and enhancement update python3-perf-4.18.0-372.9.1.el8.x86_64.rpmLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234