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OpenAdvisories
High ELSA-2023-4151 1 CVE

Important: kernel security and bug fix update (Oracle Linux 7)

Published Aug 9, 2023 · Updated Aug 9, 2023

Summary

[3.10.0-1160.95.1.0.1.OL7]
- debug: lock down kgdb [Orabug: 34270798] {CVE-2022-21499}

[3.10.0-1160.95.1.OL7]
- Update Oracle Linux certificates (Ilya Okomin)
- Oracle Linux RHCK Module Signing Key was compiled into kernel (olkmod_signing_key.x509)(alexey.petrenko@oracle.com)
- Update x509.genkey [Orabug: 24817676]
- Conflict with shim-ia32 and shim-x64 <= 15-2.0.9
- Update oracle(kernel-sig-key) value to match new certificate (Ilya Okomin)

[3.10.0-1160.95.1]
- perf/s390x: Align the register list to what we support (Michael Petlan) [2207745]
- Revert '[tools] s390/perf: add perf register support for floating-point registers' (Michael Petlan) [2207745]
- s390/perf: add perf_regs support and user stack dump (Michael Petlan) [2207745]
- s390/zcrypt: handle new reply code FILTERED_BY_HYPERVISOR (Tobias Huschle) [2212672]

[3.10.0-1160.94.1]
- netfilter: nf_tables: deactivate anonymous set from preparation phase (Florian Westphal) [2196159] {CVE-2023-32233}

[3.10.0-1160.93.1]
- Bluetooth: L2CAP: Fix use-after-free caused by l2cap_reassemble_sdu (Wander Lairson Costa) [2152941] {CVE-2022-3564}
- proc/pagemap: walk page tables under pte lock (Rafael Aquini) [2190338]

Fixed packages 13

ReleasePackageFixed in
Oracle Linux · 7 bpftool 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 kernel 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 kernel-abi-whitelists 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 kernel-debug 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 kernel-debug-devel 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 kernel-devel 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 kernel-doc 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 kernel-headers 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 kernel-tools 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 kernel-tools-libs 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 kernel-tools-libs-devel 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 perf 0:3.10.0-1160.95.1.0.1.el7
Oracle Linux · 7 python-perf 0:3.10.0-1160.95.1.0.1.el7

Vulnerabilities 1

  • Medium 5.5
    CVE-2022-3564 Public exploit

    Linux Kernel Bluetooth l2cap_core.c l2cap_reassemble_sdu use after free

    A vulnerability classified as critical was found in Linux Kernel. Affected by this vulnerability is the function l2cap_reassemble_sdu of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommende…