CVE-2026-31774 io_uring/net: fix slab-out-of-bounds read in io_bundle_nbufs()

In the Linux kernel, the following vulnerability has been resolved: iouring/net: fix slab-out-of-bounds read in iobundlenbufs sqe-len is u32 but gets stored into sr-len which is int. When userspace passes sqe-len values exceeding INTMAX e.g. 0xFFFFFFFF, sr-len overflows to a negative value. This...

CVE-2026-31774

In the Linux kernel, the following vulnerability has been resolved: iouring/net: fix slab-out-of-bounds read in iobundlenbufs sqe-len is u32 but gets stored into sr-len which is int. When userspace passes sqe-len values exceeding INTMAX e.g. 0xFFFFFFFF, sr-len overflows to a negative value. This...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from bvec skipping a logical out-of-bounds read during a zero-length fixed buffer import in iouring rsrc, which...

Unbreakable Enterprise kernel security update: Copy Fail

5.4.17-2136.354.4.2 - crypto: algifaead - Fix minimum RX size check for decryption Herbert Xu Orabug: 39292250 - crypto: afalg - Fix page reassignment overflow in afalgpulltsgl Herbert Xu Orabug: 39292250 - crypto: authencesn - Fix src offset when decrypting in-place Herbert Xu Orabug: 39292250 -...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an integer overflow in the iouring network operation resulting in an out-of-bounds read, which could lead to...

Linux Distros Unpatched Vulnerability : CVE-2026-31484

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: fix OOB read in SQEMIXED wrap check iouringshowfdinfo iterates over pending...

SUSE CVE-2026-31484

In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: fix OOB read in SQEMIXED wrap check iouringshowfdinfo iterates over pending SQEs and, for 128-byte SQEs on an IORINGSETUPSQEMIXED ring, needs to detect when the second half of the SQE would be past the end of the...

EUVD-2026-24847

In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: fix OOB read in SQEMIXED wrap check iouringshowfdinfo iterates over pending SQEs and, for 128-byte SQEs on an IORINGSETUPSQEMIXED ring, needs to detect when the second half of the SQE would be past the end of the...

CVE-2026-31484

In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: fix OOB read in SQEMIXED wrap check iouringshowfdinfo iterates over pending SQEs and, for 128-byte SQEs on an IORINGSETUPSQEMIXED ring, needs to detect when the second half of the SQE would be past the end of the...

CVE-2026-31484 io_uring/fdinfo: fix OOB read in SQE_MIXED wrap check

In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: fix OOB read in SQEMIXED wrap check iouringshowfdinfo iterates over pending SQEs and, for 128-byte SQEs on an IORINGSETUPSQEMIXED ring, needs to detect when the second half of the SQE would be past the end of the...

CVE-2026-31484 io_uring/fdinfo: fix OOB read in SQE_MIXED wrap check

In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: fix OOB read in SQEMIXED wrap check iouringshowfdinfo iterates over pending SQEs and, for 128-byte SQEs on an IORINGSETUPSQEMIXED ring, needs to detect when the second half of the SQE would be past the end of the...

CVE-2026-31484

In the Linux kernel, CVE-2026-31484 is addressed in io_uring/fdinfo: fix OOB read during SQE_MIXED wrap checks in __io_uring_show_fdinfo(). The issue occurred when processing 128-byte SQEs on IORING_SETUP_SQE_MIXED rings: the previous wrap condition (++sq_head & sq_mask) == 0 could pass while the...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013587)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013587 advisory. In the Linux kernel, the following vulnerability has been resolved: iouring/rw: defer fsnotify calls to task context We can't call these off the kiocb completion as...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013855)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013855 advisory. In the Linux kernel, the following vulnerability has been resolved: iouring: drop any code related to SCMRIGHTS This is dead code after we dropped support for passin...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from improper checks in the iouringshowfdinfo function. This vulnerability could lead to out-of-bound...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013520)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013520 advisory. In the Linux kernel, the following vulnerability has been resolved: iouring: add a schedule point in ioaddbuffers Looping 65535 times doing kmalloc calls can trigger...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010692)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010692 advisory. In the Linux kernel, the following vulnerability has been resolved: iouring: add a schedule point in ioaddbuffers Looping 65535 times doing kmalloc calls can trigger...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011282)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011282 advisory. In the Linux kernel, the following vulnerability has been resolved: iouring: drop any code related to SCMRIGHTS This is dead code after we dropped support for passin...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011185)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011185 advisory. In the Linux kernel, the following vulnerability has been resolved: iouring: wait interruptibly for request completions on exit WHen the ring exits, cleanup is done...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011213)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011213 advisory. In the Linux kernel, the following vulnerability has been resolved: iouring/rw: defer fsnotify calls to task context We can't call these off the kiocb completion as...