CVE-2026-89856

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Clamp MSI-X derived queue counts to avoid truncation ha-msixcount is u16, but ha-maxreqqueues, ha-maxrspqueues and ha-maxqpairs are u8. Deriving the queue count as "ha-maxreqqueues = ha-msixcount - 1" therefore...

CVE-2026-89850

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Don't query firmware state while chip is down qla2x00fwstateshow initializes rval to QLAFUNCTIONFAILED and jumps to the out: label when the chip is down or EEH is busy. The out: block then re-issued...

CVE-2026-89842

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Skip NVMe LS reject IOCB when FW not started qlanvmexmtlsrsp bails out to the out: label when firmware is not started !ha-flags.fwstarted, but the out: path unconditionally calls qlanvmelsrejectiocb, which ends in...

CVE-2026-89840

In the Linux kernel, the following vulnerability has been resolved: f2fs: validate MOVERANGE destination size F2FSIOCMOVERANGE checks the source range, but not the destination end before updating isize. A source hole can expose this: cloneblkaddrs skips NULLADDR entries and returns success, so th...

CVE-2026-89839

In the Linux kernel, the following vulnerability has been resolved: f2fs: use the mount idmap for the owner check in f2fsxattradviseset f2fsxattradviseset calls inodeownerorcapable with &nopmntidmap before allowing the "system.advise" xattr to be set, instead of the idmap that the VFS passes to t...

CVE-2026-89835

In the Linux kernel, the following vulnerability has been resolved: f2fs: avoid NULL checkpoint thread access in sysfs checkpointmerge can be enabled even when no checkpoint merge thread is running. A read-only mount is one case: f2fs does not start f2fsissueckpt there, but ckptthreadioprio is...

CVE-2026-89807

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: guard against NULL restoremqd in CRIU queue restore Both createqueuecpsch and createqueuenocpsch unconditionally call mqdmgr-restoremqd when a CRIU restore is in progress qd != NULL, with no NULL guard. On any system...

CVE-2026-89806

In the Linux kernel, the following vulnerability has been resolved: drm/sysfb: ofdrm: Fix integer overflow in fbsize calculation The framebuffer size calculation fbsize = linebytes height can overflow when both values are large e.g., 46341 46341 INTMAX. Since linebytes and height are both int...

CVE-2026-89801

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/uvmm: fix premature region free on failed OPUNMAPSPARSE In nouveauuvmmbindjobsubmit's OPUNMAPSPARSE arm, op-reg is set from nouveauuvmaregionfind, which only looks the region up and takes no reference; a region's sole...

CVE-2026-89797

In the Linux kernel, the following vulnerability has been resolved: power: supply: ab8500fg: fix use-after-free on remove ab8500fgremove destroys the driver workqueue while the threaded interrupt handlers are still armed; they are devm-managed and freed only after -remove returns, so a handler th...

CVE-2026-89796

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: avoid infinite kdamondmergeregions internal loop Patch series "mm/damon: unurgent fixes for infinite loop, NULL de-ref and races", v1.1. Sashiko found a few issues in DAMON that could cause infinite loop, NULL...

UBUNTU-CVE-2026-89793

In the Linux kernel, the following vulnerability has been resolved: ublk: clear VMMAYWRITE on read-only ublk char device mmap ublkchmmap rejects mmap requests with VMWRITE set, but never clears VMMAYWRITE on the resulting read-only mapping. This allows a userspace daemon to mmap the per-queue...

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 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 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 – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PM: sleep: Fixed possible deadlocks in the system-wide PM code. It is reported that in low-memory situations, the system-wide resume core code may lead to deadlocks. This occurs because asyncscheduledev executes its argument...

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 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 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...

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...