CVE-2026-74695

A flaw was found in the Linux kernel's netfilter flow table. When processing network packets, a reference count leak can occur if a packet already has a destination entry and skbdstsetnoref is called. This issue can lead to a kernel warning, potentially causing system instability or a denial of...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: arm64: cacheinfo: Fixed the incorrect assignment of a signed error value to unsigned fwlevel. Although the acpifindlastcachelevel function always returns a signed value, and the documentation states that it will return any errors...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: mt7921: fixed the error code “return” in “mt7921acpiread”. The kernel NULL pointer was dereferenced when the ACPI SAR table was not properly implemented. Fixed the error code “return” to indicate that the ACPI SAR...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix refcnt handling in inethashconnect. syzbot reported a warning in sknullsdelnodeinitrcu. The commit 66b60b0c8c4a "dccp/tcp: Unhash sk from ehash for tb2 alloc failure after checkestalblished." tried to fix an issue that a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xen: Speed up grant-table reclaim When a grant entry is still in use by the remote domain, Linux must put it on a deferred list. Normally, this list is very short, because the PV network and block protocols expect the backend to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fixed a unlikely race condition in trygetlockedpte A unlikely race condition occurred in the trygetlockedpte function. This could happen if the puds or pmds are unmapped between the p?dpget and p?doffset functions...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RISC-V: mm: Fixed an out-of-bounds access to the page-table during memory hot removal. The functions removepudmapping and removep4dmapping obtain a child table base with pudoffsetp4dp, 0 and p4doffsetpgd, 0, then add the index...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe/pt: prevented invalid cursor access for purged BOs. During a page table walk for binding, xeptstageBind explicitly skips initializing the xerescursor for purged BOs, treating them similarly to NULL VMs by only setting the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/virt/sev: Revert “Drop WBINVD before setting MSRAMD64SYSCFGSNPEN” Revert 99cf1fb58e68 “x86/virt/sev: Drop WBINVD before setting MSRAMD64SYSCFGSNPEN”. Section 8.8 of the SNP specification states: Before invoking SNPINITEX with...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe/pt: A NULL pointer dereference occurred in xeptzapptesentry. The page-table walk framework might pass a NULL child pointer for unpopulated entries. The xeptzapptesentry function calls containerofchild before checking for...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: mana: Initialize gdma queue ID to INVALIDQUEUEID. The managdcreatemanawqcq function leaves queue-id set to 0 from kzallocobj, until manacreatewqobj assigns the ID returned by the firmware. If the creation fails before that...

SUSE CVE-2026-74599

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: always stabilise against page table freeing using initmm Previous commits have established the invariant that kernel page table freeing is performed while an mmap read lock on initmm is held, which fixes races between...

SUSE CVE-2026-74672

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: acquire initmm lock on huge vmap to avoid ptdump UAF Patch series "mm: fix UAF caused by race between ptdump and vmap pgtable freeing", v6. Kernel page table walkers fall into two broad categories - those ranges where...

CVE-2026-74727

In the Linux kernel, the following vulnerability has been resolved: ovpn: skip rehash for peers already removed from byid ovpnnlpeersetdoit resolves the target peer via ovpnpeergetbyid before taking ovpn-lock. In the window between the lookup which only takes a refcount and the subsequent...

CVE-2026-74672

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: acquire initmm lock on huge vmap to avoid ptdump UAF Patch series "mm: fix UAF caused by race between ptdump and vmap pgtable freeing", v6. Kernel page table walkers fall into two broad categories - those ranges where...

CVE-2026-74674

In the Linux kernel, the following vulnerability has been resolved: mm: fix incorrect flush address in direct page table reclaim When zappterange reclaims a page table, it does: ptefreetlbtlb, pmdpgtablepmdval, addr; and this is unconditionally wrong: if this code executes, addr always points one...

AZL-97292 CVE-2026-74672 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: acquire initmm lock on huge vmap to avoid ptdump UAF Patch series "mm: fix UAF caused by race between ptdump and vmap pgtable freeing", v6. Kernel page table walkers fall into two broad categories - those ranges where...

AZL-97206 CVE-2026-74656 affecting package kernel for versions less than 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: ipv4: fix use-after-free in fibnhcupdatemtu fibnhcupdatemtu walks the nexthop exception table under RTNL, but RTNL does not serialize this walk with PMTU exception updates. The walk uses rcudereferenceprotected with a constant tr...

CVE-2026-74599

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: always stabilise against page table freeing using initmm Previous commits have established the invariant that kernel page table freeing is performed while an mmap read lock on initmm is held, which fixes races between...

AZL-97272 CVE-2026-74599 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: mm/ptdump: always stabilise against page table freeing using initmm Previous commits have established the invariant that kernel page table freeing is performed while an mmap read lock on initmm is held, which fixes races between...