Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mm/slub: Actually fixed the issue with the freelist pointer and redzone allocation. It turns out that SLUB redzone allocation “slubdebug=Z” checks based on s-objectsize instead of s-inuse which is normally adjusted to make roo...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mm/slub: Added missing TID updates when the slab is deactivated. The fastpath in slaballocnode assumes that c-slab remains stable as long as the TID remains the same. However, there are two places in slaballoc where the TID is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The issue of slub overflow in ksmbddecodentlmsspauthblob has been fixed. If authblob-SessionKey.Length is larger than the size of the session key CIFSKEYSIZE, slub overflow can occur in the key exchange process. The functi...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm: slub: Fix the invocation of flushcpuslab and freeslab in the task context. The commit 5a836bf6b09f “mm: slub: Move the invocation of flushcpuslab and freeslab out of the IRQ context” fixes this issue by moving all invocations...

Linux Distros Unpatched Vulnerability : CVE-2026-45990

"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: slub: fix data loss and overflow in krealloc Commit 2cd8231796b5 mm/slub: allow to set node...

SUSE CVE-2026-45990

In the Linux kernel, the following vulnerability has been resolved: slub: fix data loss and overflow in krealloc Commit 2cd8231796b5 "mm/slub: allow to set node and align in kvrealloc" introduced the ability to force a reallocation if the original object does not satisfy new alignment or NUMA nod...

EUVD-2026-32286

In the Linux kernel, the following vulnerability has been resolved: slub: fix data loss and overflow in krealloc Commit 2cd8231796b5 "mm/slub: allow to set node and align in kvrealloc" introduced the ability to force a reallocation if the original object does not satisfy new alignment or NUMA nod...

CVE-2026-45990

In the Linux kernel, the following vulnerability has been resolved: slub: fix data loss and overflow in krealloc Commit 2cd8231796b5 "mm/slub: allow to set node and align in kvrealloc" introduced the ability to force a reallocation if the original object does not satisfy new alignment or NUMA nod...

UBUNTU-CVE-2026-45990

In the Linux kernel, the following vulnerability has been resolved: slub: fix data loss and overflow in krealloc Commit 2cd8231796b5 "mm/slub: allow to set node and align in kvrealloc" introduced the ability to force a reallocation if the original object does not satisfy new alignment or NUMA nod...

EUVD-2026-32410

In the Linux kernel, the following vulnerability has been resolved: mm/slab: return NULL early from kmallocnolock in NMI on UP On UP kernels !CONFIGSMP, spintrylock is a no-op that unconditionally succeeds even when the lock is already held. As a result, kmallocnolock called from NMI context can...

CVE-2026-45990

In the Linux kernel, the following vulnerability has been resolved: slub: fix data loss and overflow in krealloc Commit 2cd8231796b5 "mm/slub: allow to set node and align in kvrealloc" introduced the ability to force a reallocation if the original object does not satisfy new alignment or NUMA nod...

CVE-2026-45990 slub: fix data loss and overflow in krealloc()

In the Linux kernel, the following vulnerability has been resolved: slub: fix data loss and overflow in krealloc Commit 2cd8231796b5 "mm/slub: allow to set node and align in kvrealloc" introduced the ability to force a reallocation if the original object does not satisfy new alignment or NUMA nod...

CVE-2026-45990

CVE-2026-45990 concerns the Linux kernel slub/kvrealloc code, where forcing realloc with new alignment/NUMA node could trigger data loss during NUMA migration and a potential out-of-bounds write when shrinking. The root cause described is that the reallocation path could memcpy with an incorrect ...

PT-2026-43857

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the slub allocator where the krealloc and kvrealloc functions can cause data loss or buffer overflows. This occurs during the reallocation fallback path when forcing a...

CVE-2026-45990

slub: fix data loss and overflow in krealloc...

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 the krealloc function in Slub, causing data loss and buffer overflow issues during NUMA migration...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mm/slub: Avoid zeroing the freepointer when dealing with single free objects. The commit 284f17ac13fe “mm/slub: Handle bulk and single object freeing separately” separates the handling of single and bulk object freeing into tw...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm, slub: fixed a potential memory leak in kmemcacheopen. In the error path, the slub cache’s randomseq value might be leaked. This issue was addressed by using kmemcacherelease to release all relevant resources...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mm/slub: Fixed the issue by returning errno if kmalloc fails. In createuniqueid, kmalloc, GFPKERNEL may fail due to out-of-memory conditions. If this happens, errno should be returned correctly instead of triggering a panic via...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-007048)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007048 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/slub: avoid accessing metadata when pointer is invalid in objecterr objecterr reports details ...