Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: arm64: Do not call NULL in docompatalignmentfixup doalignmentt32tohandler only fixes alignment faults for specific instructions; otherwise, it returns NULL e.g., for LDREX. When this occurs, signal the caller that regular alignme...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: f2fs: Issue with zones: fixed to avoid inconsistencies between SIT and SSA. With the above testcase, inconsistencies may occur between SIT and SSA. Code snippet: createnullblk 512 2 1024 1024 mkfs.f2fs -m /dev/nullb0 mount...

kernel: wifi: cfg80211: cancel wiphy_work before freeing wiphy

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: cancel wiphywork before freeing wiphy A wiphywork can be queued from the moment the wiphy is allocated and initialized i.e. wiphynewnm. When a wiphywork is queued, the rdev::wiphywork is getting queued. If wiphyfr...

RHEL 9 : kpatch-patch-5_14_0-570_17_1 (RHSA-2025:9068)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2025:9068 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patch module i...

Security update for the Linux Kernel (Live Patch 8 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002338 fixes several issues. The following security issues were fixed: CVE-2025-21680: pktgen: Avoid out-of-bounds access in getimixentries bsc1236701. CVE-2024-58013: Bluetooth: MGMT: Fix slab-use-after-free Read in mgmtremoveadvmonitorsync bsc1239096...

Important: kernel-livepatch-4.14.355-276.618

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: nilfs2: protect access to buffers with no active references CVE-2025-21811 Affected Packages: kernel-livepatch-4.14.355-276.618 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Security Bulletin: The following vulnerabilities that can affect IBM Storage Scale System are now included (CVE-2023-52486 CVE-2023-52881)

Summary The following vulnerabilities that can affect IBM Storage Scale System and could provide weaker than expected security are now fixed CVE-2023-52486 CVE-2023-52881. Vulnerability Details CVEID:CVE-2023-52881 DESCRIPTION: In the Linux kernel, the following vulnerability has been resolved:...

CVE-2025-38000 sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue()

In the Linux kernel, the following vulnerability has been resolved: schhfsc: Fix qlen accounting bug when using peek in hfscenqueue When enqueuing the first packet to an HFSC class, hfscenqueue calls the child qdisc's peek operation before incrementing sch-q.qlen and sch-qstats.backlog. If the...

CVE-2025-37998 openvswitch: Fix unsafe attribute parsing in output_userspace()

In the Linux kernel, the following vulnerability has been resolved: openvswitch: Fix unsafe attribute parsing in outputuserspace This patch replaces the manual Netlink attribute iteration in outputuserspace with nlaforeachnested, which ensures that only well-formed attributes are processed...

kernel: cifs: Fix integer overflow while processing acregmax mount option

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix integer overflow while processing acregmax mount option User-provided mount parameter acregmax of type u32 is intended to have an upper limit, but before it is validated, the value is converted from seconds to jiffies...

UBUNTU-CVE-2025-37965

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix invalid context error in dml helper Why "BUG: sleeping function called from invalid context" error. after: "drm/amd/display: Protect FPU in dml2validate/dml21validate" The populatedmlplanecfgfromplanestate us...

DEBIAN-CVE-2025-37915

In the Linux kernel, the following vulnerability has been resolved: netsched: drr: Fix double list add in class with netem as child qdisc As described in Gerrard's report 1, there are use cases where a netem child qdisc will make the parent qdisc's enqueue callback reentrant. In the case of drr,...

CVE-2025-37956 ksmbd: prevent rename with empty string

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent rename with empty string Client can send empty newname string to ksmbd server. It will cause a kernel oops from dalloc. This patch return the error when attempting to rename a file or directory with an empty new na...

CVE-2025-37947 ksmbd: prevent out-of-bounds stream writes by validating *pos

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent out-of-bounds stream writes by validating pos ksmbdvfsstreamwrite did not validate whether the write offset pos was within the bounds of the existing stream data length vlen. If pos was greater than or equal to vle...

kernel: userfaultfd: fix checks for huge PMDs

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: fix checks for huge PMDs Patch series "userfaultfd: fix races around pmdtranshuge check", v2. The pmdtranshuge code in mfillatomic is wrong in three different ways depending on kernel version: 1. The pmdtranshuge che...

kernel: exfat: fix potential deadlock on __exfat_get_dentry_set

A potential deadlock on exfatgetdentryset was found in the Linux kernel. This may lead to decreased Availability...

kernel: fscache: Fix oops due to race with cookie_lru and use_cookie

In the Linux kernel, the following vulnerability has been resolved: fscache: Fix oops due to race with cookielru and usecookie If a cookie expires from the LRU and the LRUDISCARD flag is set, but the state machine has not run yet, it's possible another thread can call fscacheusecookie and begin t...

DEBIAN-CVE-2025-37815

In the Linux kernel, the following vulnerability has been resolved: misc: microchip: pci1xxxx: Fix Kernel panic during IRQ handler registration Resolve kernel panic while accessing IRQ handler associated with the generated IRQ. This is done by acquiring the spinlock and storing the current...

CBL Mariner 2.0 Security Update: kernel (CVE-2025-21700)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21700 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: sched: Disallow replacing of child...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21887)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21887 advisory. - In the Linux kernel, the following vulnerability has been resolved: ovl: fix UAF in ovldentryupdatereval by...