Double free

iouring use workflags to determine which identity need to grab from the calling process to make sure it is consistent with the calling process when executing IORINGOP. Some operations are missing some types, which can lead to incorrect reference counts which can then lead to a double free. We...

UBUNTU-CVE-2022-2327

iouring use workflags to determine which identity need to grab from the calling process to make sure it is consistent with the calling process when executing IORINGOP. Some operations are missing some types, which can lead to incorrect reference counts which can then lead to a double free. We...

CVE-2022-2327 Use-after-free in io_uring ad work_flags in Linux Kernel

iouring use workflags to determine which identity need to grab from the calling process to make sure it is consistent with the calling process when executing IORINGOP. Some operations are missing some types, which can lead to incorrect reference counts which can then lead to a double free. We...

CVE-2022-2327

iouring use workflags to determine which identity need to grab from the calling process to make sure it is consistent with the calling process when executing IORINGOP. Some operations are missing some types, which can lead to incorrect reference counts which can then lead to a double free. We...

CVE-2022-2327 Use-after-free in io_uring ad work_flags in Linux Kernel

iouring use workflags to determine which identity need to grab from the calling process to make sure it is consistent with the calling process when executing IORINGOP. Some operations are missing some types, which can lead to incorrect reference counts which can then lead to a double free. We...

CVE-2022-2327

CVE-2022-2327 affects the Linux kernel io_uring path: use of work_flags to determine identity for IORING_OP may cause missing types, leading to incorrect reference counts and a double free. The primary public advisory notes the root cause is in the kernel io_uring identity handling and recommends...

Linux kernel 资源管理错误漏洞

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. Linux kernel iouring is vulnerable. An attacker could exploit this vulnerability to cause a double release to occur...

SUSE SLES15 Security Update : kernel (Live Patch 20 for SLE 15 SP3) (SUSE-SU-2022:2516-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:2516-1 advisory. - In aiopollcompletework of aio.c, there is a possible memory corruption due to a use after free. This could lead to local escalati...

SUSE SLES15 Security Update : kernel (Live Patch 27 for SLE 15 SP2) (SUSE-SU-2022:2237-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:2237-1 advisory. - In aiopollcompletework of aio.c, there is a possible memory corruption due to a use after free. This could lead to local escalati...

Oracle Linux 8 : Unbreakable Enterprise kernel (ELSA-2022-9533)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9533 advisory. - KVM: x86/speculation: Disable Fill buffer clear within guests Pawan Gupta Orabug: 34202258 CVE-2022-21123 CVE-2022-21127 CVE-2022-21125 CVE-2022-2116...

Unbreakable Enterprise kernel security update

5.15.0-0.30.19 - net/mlx4: Increase numsrq in lowmemprofile Dave Kleikamp Orabug: 34052160 5.15.0-0.30.18 - Revert ocfs2: mount shared volume without ha stack Junxiao Bi Orabug: 33701900 - KVM: x86/speculation: Disable Fill buffer clear within guests Pawan Gupta Orabug: 34202258 CVE-2022-21123...

Unbreakable Enterprise kernel-container security update

5.15.0-0.30.19 - net/mlx4: Increase numsrq in lowmemprofile Dave Kleikamp Orabug: 34052160 5.15.0-0.30.18 - Revert ocfs2: mount shared volume without ha stack Junxiao Bi Orabug: 33701900 - KVM: x86/speculation: Disable Fill buffer clear within guests Pawan Gupta Orabug: 34202258 CVE-2022-21123...

PT-2022-4872 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.15.62 Description: A null pointer dereference issue was discovered in the fs/io uring.c file in the Linux kernel. This issue could allow a local user to crash the system or potentially cause a denial of servic...

The vulnerability of the asynchronous input/output interface io_uring in Linux kernel allows a attacker to prematurely terminate the process or gain elevated privileges.

The vulnerability of the asynchronous input/output interface iouring in Linux operating systems is related to data type mixing errors. Exploiting this vulnerability can allow an attacker to abruptly terminate the process or gain increased privileges...

A use-after-free flaw was found in the Linux kernel’s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL 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.

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Debian DSA-5161-1 : linux - security update

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5161 advisory. Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. CVE-2022-0494 Th...

Medium: kernel-livepatch-5.10.102-99.473, kernel-livepatch-5.10.106-102.504, kernel-livepatch-5.10.109-104.500, kernel-livepatch-5.10.112-108.499

Issue Overview: iouring: always use original task when preparing req identity CVE-2022-1786 Affected Packages: kernel-livepatch-5.10.102-99.473, kernel-livepatch-5.10.106-102.504, kernel-livepatch-5.10.109-104.500, kernel-livepatch-5.10.112-108.499 Issue Correction: Please ensure you have live...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: dm: fix mempool NULL pointer race when completing IO CVE-2021-47435 A kernel information leak flaw was identified in the scsiioctl function in drivers/scsi/scsiioctl.c in the Linux kernel. This flaw allows a local...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-5471-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5471-1 advisory. It was discovered that the Linux kernel did not properly restrict access to the kernel debugger when booted in secure boot environments. A privileged...

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...