EUVD-2020-4956

Malware in sbrugna...

CVE-2025-21631 block, bfq: fix waker_bfqq UAF after bfq_split_bfqq()

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix wakerbfqq UAF after bfqsplitbfqq Our syzkaller report a following UAF for v6.6: BUG: KASAN: slab-use-after-free in bfqinitrq+0x175d/0x17a0 block/bfq-iosched.c:6958 Read of size 8 at addr ffff8881b57147d8 by task...

CVE-2025-21631 block, bfq: fix waker_bfqq UAF after bfq_split_bfqq()

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix wakerbfqq UAF after bfqsplitbfqq Our syzkaller report a following UAF for v6.6: BUG: KASAN: slab-use-after-free in bfqinitrq+0x175d/0x17a0 block/bfq-iosched.c:6958 Read of size 8 at addr ffff8881b57147d8 by task...

RHEL 8 : kpatch-patch (RHSA-2020:2669)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:2669 advisory. 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 Fixe...

SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1602-1)

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2020-0543: Fixed a side channel attack against special registers which could have resulted in leaking of read values to cores other than the one which called...

SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1603-1)

The SUSE Linux Enterprise 12 SP4 Azure kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2020-0543: Fixed a side channel attack against special registers which could have resulted in leaking of read values to cores other than the one which...

Amazon Linux 2 : kernel (ALAS-2020-1440)

The version of kernel installed on the remote host is prior to 4.14.177-139.253. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2020-1440 advisory. A flaw was found in the Linux kernel's implementation of the BFQ IO scheduler. This flaw allows a local user able ...

Arbitrary Code Execution

kernel is vulnerable to arbitrary code execution. The vulnerability exists through a use-after-free in block/bfq-iosched.c related to bfqidleslicetimerbody...

CVE-2020-12657

An issue was discovered in the Linux kernel before 5.6.5. There is a use-after-free in block/bfq-iosched.c related to bfqidleslicetimerbody...

Design/Logic Flaw

An issue was discovered in the Linux kernel before 5.6.5. There is a use-after-free in block/bfq-iosched.c related to bfqidleslicetimerbody...

CVE-2020-12657

An issue was discovered in the Linux kernel before 5.6.5. There is a use-after-free in block/bfq-iosched.c related to bfqidleslicetimerbody...

CVE-2020-12657

CVE-2020-12657 affects the Linux kernel before 5.6.5 due to a use-after-free in bfq_idle_slice_timer_body within bfq-iosched.c. The connected advisories (Unity Linux UTSA-2026-00x, Red Hat RHSA/CESA entries, CentOS plugin references) confirm kernel versions impacted and reference the 5.6.5 patch/...