USN-5465-1: Linux kernel vulnerabilities

It was discovered that the Linux kernel did not properly restrict access to the kernel debugger when booted in secure boot environments. A privileged attacker could use this to bypass UEFI Secure Boot restrictions. CVE-2022-21499 Aaron Adams discovered that the netfilter subsystem in the Linux...

SUSE SLES12 Security Update : kernel (Live Patch 25 for SLE 12 SP4) (SUSE-SU-2022:2006-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:2006-1 advisory. - A use-after-free flaw was found in the Linux kernel's sound subsystem in the way a user triggers concurrent calls of PCM hwparams...

CVE-2022-32250

A use-after-free vulnerability was found in the Linux kernel's Netfilter subsystem in net/netfilter/nftablesapi.c. This flaw allows a local attacker with user access to cause a privilege escalation issue. Mitigation In order to trigger the issue, it requires the ability to create user/net...

SUSE SLES12 / SLES15 Security Update : kernel (Live Patch 15 for SLE 15 SP2) (SUSE-SU-2022:1955-1)

The remote SUSE Linux SLES12 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:1955-1 advisory. - A use-after-free flaw was found in the Linux kernel's sound subsystem in the way a user triggers concurrent calls of PCM...

SUSE SLES15 Security Update : kernel (Live Patch 23 for SLE 15 SP2) (SUSE-SU-2022:1947-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:1947-1 advisory. - A use-after-free flaw was found in the Linux kernel's sound subsystem in the way a user triggers concurrent calls of PCM hwparams...

SUSE SLES12 Security Update : kernel (Live Patch 25 for SLE 12 SP5) (SUSE-SU-2022:1942-1)

The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:1942-1 advisory. - A use-after-free flaw was found in the Linux kernel's sound subsystem in the way a user triggers concurrent calls of PCM hwparams. The hwfree...

SUSE SLES15 Security Update : kernel (Live Patch 16 for SLE 15 SP3) (SUSE-SU-2022:1948-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:1948-1 advisory. - A use-after-free flaw was found in the Linux kernel's sound subsystem in the way a user triggers concurrent calls of PCM hwparams...

SUSE SLES15 Security Update : kernel (Live Patch 28 for SLE 15 SP1) (SUSE-SU-2022:1945-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:1945-1 advisory. - A use-after-free flaw was found in the Linux kernel's sound subsystem in the way a user triggers concurrent calls of PCM hwparams...

CVE-2022-1786

A use-after-free flaw was found in the Linux kernel’s iouring subsystem in the way a user sets up a ring with IORINGSETUPIOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system...

CVE-2022-1462

An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem. The issue occurs in how a user triggers a race condition using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory in the flushtoldisc function. This flaw allows a local user to crash the...

DEBIAN-CVE-2022-1462

An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem. The issue occurs in how a user triggers a race condition using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory in the flushtoldisc function. This flaw allows a local user to crash the...

CVE-2022-1462

An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem. The issue occurs in how a user triggers a race condition using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory in the flushtoldisc function. This flaw allows a local user to crash the...

Race condition

An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem. The issue occurs in how a user triggers a race condition using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory in the flushtoldisc function. This flaw allows a local user to crash the...

UBUNTU-CVE-2022-1462

An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem. The issue occurs in how a user triggers a race condition using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory in the flushtoldisc function. This flaw allows a local user to crash the...

CVE-2022-1462

An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem. The issue occurs in how a user triggers a race condition using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory in the flushtoldisc function. This flaw allows a local user to crash the...

CVE-2022-1972

Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2022-2078. Reason: This candidate is a reservation duplicate of CVE-2022-2078. Notes: All CVE users should reference CVE-2022-2078 instead of this candidate. All references and descriptions in this candidate have been removed to...

ASB-A-112551163

In ipcheckmcrcu of igmp.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege when opening and closing inet sockets with no additional execution privileges needed. User interaction is not needed for exploitation...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8.4 Extended Update Support. 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...

FreeBSD 802.11 Network Subsystem Heap-based Buffer Overflow Remote Code Execution Vulnerability

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of FreeBSD Kernel. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of 802.11 Wi-Fi beacon frames. The issue results from the lack of...

CVE-2022-1462

An out-of-bounds read flaw was found in the Linux kernel’s TeleTYpe subsystem. The issue occurs in how a user triggers a race condition using ioctls TIOCSPTLCK and TIOCGPTPEER and TIOCSTI and TCXONC with leakage of memory in the flushtoldisc function. This flaw allows a local user to crash the...