Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: SCTP: Avoid NULL dereferencing when the chunk data buffer is missing. The chunk-skb pointer is dereferenced in the if-block, where it is supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not NULL. Instead,...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Most: usb: hdmprobe: Fixed the call to putdevice before device initialization. The early error path in hdmprobe can lead to a call to errfreemdev before &mdev-dev has been initialized using deviceinitialize. Calling...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: iommu/vt-d: debugfs: Fixed the legacy mode page table dump logic In legacy mode, SSPTPTR is ignored if TT is not 00b or 01b. SSPTPTR might be uninitialized or zero in that case, and may cause errors like: - Oops: General...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ice: iceadapter: The XArray entry created by xainsert is not released when iceadapternew fails. This results in subsequent insertions at the same index returning -EBUSY, potentially leading to NULL pointer dereferences. The...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: The sun4iCan driver does not populate the ndochangemtu function, allowing for a buffer overflow. Sending a PFPACKET message allows bypassing the CAN driver’s logic and directly reaching the xmit function of the CAN driver. The on...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: In the bpf module, it was necessary to check whether the helper function is valid in gethelperproto. The kernel test robot reported a bug related to the verifier 1, where the helper function pointer could be NULL due to a disable...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Tracing: dynevent – Added a missing lockdown check to dynevent. Since the dynamicevents interface on tracefs is compatible with kprobeevents and uprobeevents, it should also check the lockdown status and reject any cases where...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: hfs: fixed the KMSAN uninit-value issue in hfsfindsetzerobits The syzbot reported an issue in hfsfindsetzerobits: ===================================================== BUG: KMSAN: uninit-value in hfsfindsetzerobits+0x74d/0xb60...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: smb: Client: Fixed the smbdirectrecvio leak in the smbdnegotiate error path. During tests of another unrelated patch, I was able to trigger this error: Objects remaining on kmemcacheshutdown...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: i40e: Fixed idx validation in i40evalidatequeuemap. Ensured that the idx value is within the range of active/initialized TC’s when iterating over vf-chidx in i40evalidatequeuemap...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: pps: Fix warning in ppsregistercdev when device creation fails Similar to the previous commit 2a934fdb01db, the release hook should be set before deviceregister. Otherwise, when deviceregister returns an error and putdevice...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: IMA: Do not clear the IMADIGSIG flag when setting or removing non-IMA xattr. Currently, when both IMA and EVM are in “fix” mode, the IMA signature will be reset to the IMA hash if a program first stores the IMA signature in...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: xfs: fixed an out-of-bounds memory read error in symlink repair xfs/286 produced this report on my test fleet: ================================================================== BUG: KFENCE: out-of-bounds read in...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: media: mc: Clear the minor number before putting the device. The device minor number should not be cleared after the device is released...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: crypto: rng - Ensure setent is always present Ensure that setent is always set, as it is only provided by drbg...

kernel: libceph: fix potential use-after-free in have_mon_and_osd_map()

A use-after-free vulnerability was found in the Ceph client session initialization in the Linux kernel. The havemonandosdmap function checks map epochs without holding the appropriate locks, racing with concurrent map updates that free the old map. This can result in dereferencing freed memory...

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 the asixreadphyaddr function not validating the PHY address, which could lead to invalid address usage...

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 a contention condition for job-pasid access during GPU recovery, which could lead to reuse after release...

MiracleLinux 9 : kernel-5.14.0-570.41.1.el9_6 (AXSA:2025-10857:68)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-10857:68 advisory. kernel: udmabuf: fix a buf size overflow issue during udmabuf creation CVE-2025-37803 kernel: idpf: convert control queue mutex to a spinlock...

MiracleLinux 8 : kernel-4.18.0-553.75.1.el8_10 (AXSA:2025-10889:70)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-10889:70 advisory. kernel: net: usb: smsc75xx: Limit packet length to skb-len CVE-2023-53125 kernel: net/sched: Always pass notifications when child class becomes emp...