Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm-verity: properly handling failures of dmbufioclientcreate If either of the calls to dmbufioclientcreate in verityfecctr fails, then dmbufioclientdestroy is called later with an ERRPTR argument. This causes a crash. Fix this...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Julia Lawall reported this null pointer dereference issue, and this should fix it...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: usb: kaweth: validate USB endpoints The kaweth driver should validate that the device it is probing has the proper number and types of USB endpoints it expects before binding to it. If a malicious device does not have the sa...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Soundwire: Cadence – fix invalid PDI offset For some reason, we added an offset to the PDI; presumably to skip PDI0 and PDI1, which are reserved for BPT. However, this code is completely incorrect and leads to out-of-bounds acces...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsit: Commands from recovery entries are freed after a session is closed. This leads to a use-after-free when the commands are freed, or a NPE Non-Programmable Error can occur with such a call trace: Time2Retain...

UBUNTU-CVE-2026-90194

In the Linux kernel, the following vulnerability has been resolved: ACPI: scan: fix bus ID cleanup on deviceadd failures When deviceadd fails after acpidevicesetname has allocated an instance ID and a new acpidevicebusid has been linked into acpibusidlist, the rollback path only removes wakeuplis...

CVE-2026-90328

In the Linux kernel, the following vulnerability has been resolved: HID: steam: Reject short reads Steam Controller FEATURE reports encode the size of the message in the message itself. Previously we were trusting that the size reported matched the size we actually read, leading to a potential...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Validates the FF offset. This adds sanity checks for the FF offset. There is a check on rt-firstfree at the beginning, but there is also a check when traversing by FF without any validation. If the second FF is a large...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: target: targetcoreconfigfs: Added a length check to avoid buffer overflow. A buffer overflow occurs due to the use of snprintf to write data into the buffer “buf” in the targetlugpmembersshow function located in...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Corrected the migration DMA map direction The SVM DMA device map direction should be set the same as the DMA unmap setting; otherwise, the DMA core will report the following warning. Before finalizing this solution,...

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...

UBUNTU-CVE-2026-80918

In the Linux kernel, the following vulnerability has been resolved: HID: core: fix number/pointer type confusion on long items When fetchitem is called by hidscanreport on an item with HIDITEMTAGLONG, it stores a pointer to the item data in item-data.longdata instead of storing a value directly i...

UBUNTU-CVE-2026-80915

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fix DPT allocation paths. Remove the fallback for VRAM to system memory, I tested it and that doesn't work at all, only a black screen with pipe fault errors were observed. On systems with media GT, extra latency is added...

UBUNTU-CVE-2026-80905

In the Linux kernel, the following vulnerability has been resolved: net: tap: fix wrong transportheader when sending VLAN-tagged frame In tapgetuserxdp, when processing a VLAN-tagged frame e.g. ETHP8021Q, skbsetnetworkheader is called first to advance networkheader past the VLAN tag to the inner...

CVE-2026-80907

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix UVD dpb min size calculation for H264 This should use actual number of references from the decode message, instead of maximum derived from level. cherry picked from commit 64b525edb7e7bdfcdc77883c5e413804e2396856...

CVE-2026-80912

In the Linux kernel, the following vulnerability has been resolved: selinux: reject an unclaimed class value in securitygetclasses securitygetclasses sizes an array by pclasses.nprim and fills it at value - 1, so a class value the policy never defines leaves a NULL. selmakeclasses passes every...

UBUNTU-CVE-2026-80896

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix race in mshvirqfddeassign mshvirqfddeactivate and the hlist traversal of ptirqfdslist require pt-ptirqfdslock to be held, but mshvirqfddeassign omits it. This races with the EPOLLHUP path in mshvirqfdwakeup, which does...

UBUNTU-CVE-2026-80887

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: use checkaddoverflow for shader size+offset bound vmwshaderdefine validates the user-supplied shader window against its backing buffer with u64buffer-tbo.base.size guestmemoryoffset and forwarded to host SVGA...

CVE-2026-80887

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: use checkaddoverflow for shader size+offset bound vmwshaderdefine validates the user-supplied shader window against its backing buffer with u64buffer-tbo.base.size guestmemoryoffset and forwarded to host SVGA...

UBUNTU-CVE-2026-80901

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix the checksum validations ipvsinicmpv6 is missing checksum validation for ICMPv6 packets from clients. In fact, as for TCP/UDP we should validate the checksum for ICMP packets only when we mangle the packets on MASQ or o...