CLSA-2023-1693904331 Fix of 11 CVEs

Jammy update: v5.15.86 upstream stable release LP: 2005113 // CVE-url: https://ubuntu.com/security/CVE-2022-3606 - libbpf: Fix null-pointer dereference in findprogbysecinsn Jammy update: v5.15.87 upstream stable release LP: 2007441 // CVE-url: https://ubuntu.com/security/CVE-2023-23454 - net:...

USN-6337-1: Linux kernel (Azure) vulnerabilities

It was discovered that the netlink implementation in the Linux kernel did not properly validate policies when parsing attributes in some situations. An attacker could use this to cause a denial of service infinite recursion. CVE-2020-36691 Billy Jheng Bing Jhong discovered that the CIFS network...

CLSA-2023-1693827560 Fix of 9 CVEs

Jammy update: v5.15.86 upstream stable release LP: 2005113 // CVE-url: https://ubuntu.com/security/CVE-2022-3606 - libbpf: Fix null-pointer dereference in findprogbysecinsn Jammy update: v5.15.87 upstream stable release LP: 2007441 // CVE-url: https://ubuntu.com/security/CVE-2023-23454 - net:...

CLSA-2023-1693827322 Fix of 9 CVEs

Jammy update: v5.15.86 upstream stable release LP: 2005113 // CVE-url: https://ubuntu.com/security/CVE-2022-3606 - libbpf: Fix null-pointer dereference in findprogbysecinsn Jammy update: v5.15.87 upstream stable release LP: 2007441 // CVE-url: https://ubuntu.com/security/CVE-2023-23454 - net:...

Ubuntu 18.04 ESM : Linux kernel (Azure) vulnerabilities (USN-6337-1)

The remote Ubuntu 18.04 ESM host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6337-1 advisory. It was discovered that the netlink implementation in the Linux kernel did not properly validate policies when parsing attributes in some situations. An...

USN-6332-1: Linux kernel (Azure) vulnerabilities

Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various instructions. A local unprivileged user could use this to obtain to sensitive information. CVE-2022-40982 William Zhao discovered that the Traffic Control T...

USN-6331-1: Linux kernel (Azure) vulnerabilities

It was discovered that the netlink implementation in the Linux kernel did not properly validate policies when parsing attributes in some situations. An attacker could use this to cause a denial of service infinite recursion. CVE-2020-36691 Billy Jheng Bing Jhong discovered that the CIFS network...

USN-6314-1: Linux kernel vulnerabilities

It was discovered that the netlink implementation in the Linux kernel did not properly validate policies when parsing attributes in some situations. An attacker could use this to cause a denial of service infinite recursion. CVE-2020-36691 Billy Jheng Bing Jhong discovered that the CIFS network...

Ubuntu 18.04 ESM / 20.04 LTS : Linux kernel vulnerabilities (USN-6312-1)

The remote Ubuntu 18.04 ESM / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6312-1 advisory. It was discovered that the netlink implementation in the Linux kernel did not properly validate policies when parsing attributes in some...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-6311-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6311-1 advisory. William Zhao discovered that the Traffic Control TC subsystem in the Linux kernel did not properly handle network packet retransmission in...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-6314-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6314-1 advisory. It was discovered that the netlink implementation in the Linux kernel did not properly validate policies when parsing attributes in some situations. An...

USN-6311-1: Linux kernel vulnerabilities

William Zhao discovered that the Traffic Control TC subsystem in the Linux kernel did not properly handle network packet retransmission in certain situations. A local attacker could use this to cause a denial of service kernel deadlock. CVE-2022-4269 It was discovered that the NTFS file system...

USN-6301-1: Linux kernel vulnerabilities

It was discovered that the netlink implementation in the Linux kernel did not properly validate policies when parsing attributes in some situations. An attacker could use this to cause a denial of service infinite recursion. CVE-2020-36691 Billy Jheng Bing Jhong discovered that the CIFS network...

USN-6300-1: Linux kernel vulnerabilities

William Zhao discovered that the Traffic Control TC subsystem in the Linux kernel did not properly handle network packet retransmission in certain situations. A local attacker could use this to cause a denial of service kernel deadlock. CVE-2022-4269 It was discovered that the NTFS file system...

AlmaLinux 8 : kernel (ALSA-2023:4517)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2023:4517 advisory. - There are use-after-free vulnerabilities in the Linux kernel's net/bluetooth/l2capcore.c's l2capconnect and l2capleconnectreq functions which may allow...

kernel security and bug fix update

4.18.0-477.21.18.OL8 - Bluetooth: L2CAP: Fix accepting connection request for invalid SPSM Tamas Koczka CVE-2022-42896 - net/sched: tcindex: update imperfect hash filters respecting rcu Jamal Hadi Salim CVE-2023-1281 - net/sched: tcindex: search key must be 16 bits Jamal Hadi Salim CVE-2023-1281 ...

kernel: i2c: out-of-bounds write in xgene_slimpro_i2c_xfer()

An out-of-bounds write vulnerability was found in the Linux kernel's SLIMpro I2C device driver. The userspace "data-block0" variable was not limited to a number between 0-255 and was used as the size of a memcpy, possibly writing beyond the end of dmabuffer. This issue could allow a local...

Important: Red Hat Security Advisory: kernel-rt security and bug fix update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

RHEL 8 : kernel-rt (RHSA-2023:4541)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:4541 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

kernel security and bug fix update

5.14.0-284.18.12 - cifs: fix wrong unlock before return from cifstreeconnect - docs: Remove the unnecessary unicode character - perf vendor events intel: Refresh ivytown metrics and events - perf vendor events: Update Intel ivytown - perf vendor events intel: Refresh jaketown metrics and events -...