RHSA-2023:1923: Important: kpatch-patch security update
This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.Security Fix(es): kernel: net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_32_1-1-6.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_36_1-1-5.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_40_1-1-5.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_41_1-1-4.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_46_1-1-2.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_51_1-1-1.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_32_1-debuginfo-1-6.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_32_1-debugsource-1-6.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_36_1-debuginfo-1-5.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_36_1-debugsource-1-5.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_40_1-debuginfo-1-5.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_40_1-debugsource-1-5.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_41_1-debuginfo-1-4.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_41_1-debugsource-1-4.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_46_1-debuginfo-1-2.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_46_1-debugsource-1-2.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_51_1-debuginfo-1-1.el8_6 - Upgrade
Upgrade
redhat/kpatch-patchto a version that resolves this vulnerability.Fixed in 4_18_0-372_51_1-debugsource-1-1.el8_6
Event History
Frequently Asked Questions
What is the severity of RHSA-2023:1923?
The severity of RHSA-2023:1923 is classified as important.
How do I fix RHSA-2023:1923?
To fix RHSA-2023:1923, apply the appropriate kernel live patch updates for the affected `kpatch-patch` packages.
What does RHSA-2023:1923 address?
RHSA-2023:1923 addresses a use-after-free vulnerability in listening ULP sockets, identified as CVE-2023-0461.
Which versions of `kpatch-patch` are affected by RHSA-2023:1923?
RHSA-2023:1923 affects specific versions of `kpatch-patch`, including 4_18_0-372_32_1-1-6.el8_6 and other related versions.
Is there any specific software impacted by RHSA-2023:1923?
Yes, RHSA-2023:1923 impacts systems running certain versions of the Red Hat kernel, specifically those using the affected `kpatch-patch` packages.