SUSE CVE-2026-31579

In the Linux kernel, the following vulnerability has been resolved: wireguard: device: use exitrtnl callback instead of manual rtnllock in preexit wgnetnspreexit manually acquires rtnllock inside the pernet .preexit callback. This causes a hung task when another thread holds rtnlmutex - the...

SUSE CVE-2026-31580

In the Linux kernel, the following vulnerability has been resolved: bcache: fix cacheddev.sbbio use-after-free and crash In our production environment, we have received multiple crash reports regarding libceph, which have caught our attention: 6888366.280350 Call Trace: 6888366.280452...

SUSE CVE-2026-31581

In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: fix use-after-free on disconnect In usb6firechipabort, the chip struct is allocated as the card's private data via sndcardnew with sizeofstruct sfirechip. When sndcardfreewhenclosed is called and no file handles are...

SUSE CVE-2026-31582

In the Linux kernel, the following vulnerability has been resolved: hwmon: powerz Fix use-after-free on USB disconnect After powerzdisconnect frees the URB and releases the mutex, a subsequent powerzread call can acquire the mutex and call powerzreaddata, which dereferences the freed URB pointer...

SUSE CVE-2026-31583

In the Linux kernel, the following vulnerability has been resolved: media: em28xx: fix use-after-free in em28xxv4l2open em28xxv4l2open reads dev-v4l2 without holding dev-lock, creating a race with em28xxv4l2init's error path and em28xxv4l2fini, both of which free the em28xxv4l2 struct and set...

SUSE CVE-2026-31584

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: fix use-after-free in encoder release path The fopsvcodecrelease function frees the context structure ctx without first cancelling any pending or running work in ctx-encodework. This creates a race window...

SUSE CVE-2026-31585

In the Linux kernel, the following vulnerability has been resolved: media: vidtv: fix nfeeds state corruption on startstreaming failure syzbot reported a memory leak in vidtvpsiservicedescinit 1. When vidtvstartstreaming fails inside vidtvstartfeed, the nfeeds counter is left incremented even...

SUSE CVE-2026-31586

In the Linux kernel, the following vulnerability has been resolved: mm: blk-cgroup: fix use-after-free in cgwbreleaseworkfn cgwbreleaseworkfn calls cssputwb-blkcgcss and then later accesses wb-blkcgcss again via blkcgunpinonline. If cssput drops the last reference, the blkcg can be freed...

SUSE CVE-2026-31587

In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: q6apm: move component registration to unmanaged version q6apm component registers dais dynamically from ASoC toplology, which are allocated using device managed version apis. Allocating both component and dynamic dais...

SUSE CVE-2026-31588

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Use scratch field in MMIO fragment to hold small write values When exiting to userspace to service an emulated MMIO write, copy the to-be-written value to a scratch field in the MMIO fragment if the size of the data...

SUSE CVE-2026-31589

In the Linux kernel, the following vulnerability has been resolved: mm: call -freefolio directly in foliounmapinvalidate We can only call filemapfreefolio if we have a reference to or hold a lock on the mapping. Otherwise, we've already removed the folio from the mapping so it no longer pins the...

SUSE CVE-2026-31590

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Drop WARN on large size for KVMMEMORYENCRYPTREGREGION Drop the WARN in sevpinmemory on npages overflowing an int, as the WARN is comically trivially to trigger from userspace, e.g. by doing: struct kvmencregion range =...

SUSE CVE-2026-31591

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Lock all vCPUs when synchronzing VMSAs for SNP launch finish Lock all vCPUs when synchronizing and encrypting VMSAs for SNP guests, as allowing userspace to manipulate and/or run a vCPU while its state is being...

SUSE CVE-2026-31592

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Protect all of sevmemencregisterregion with kvm-lock Take and hold kvm-lock for before checking sevguest in sevmemencregisterregion, as sevguest isn't stable unless kvm-lock is held or KVM can guarantee KVMSEVINIT2 has...

SUSE CVE-2026-31593

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Reject attempts to sync VMSA of an already-launched/encrypted vCPU Reject synchronizing vCPU state to its associated VMSA if the vCPU has already been launched, i.e. if the VMSA has already been encrypted. On a host wit...

SUSE CVE-2026-31594

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-epf-vntb: Remove duplicate resource teardown epfntbepcdestroy duplicates the teardown that the caller is supposed to perform later. This leads to an oops when .allowlink fails or when .droplink is performed. Th...

SUSE CVE-2026-31595

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-epf-vntb: Stop cmdhandler work in epfntbepccleanup Disable the delayed work before clearing BAR mappings and doorbells to avoid running the handler after resources have been torn down. Unable to handle kernel...

SUSE CVE-2026-31596

In the Linux kernel, the following vulnerability has been resolved: ocfs2: handle invalid dinode in ocfs2groupextend BUG kernel BUG at fs/ocfs2/resize.c:308! Oops: invalid opcode: 0000 1 SMP KASAN NOPTI RIP: 0010:ocfs2groupextend+0x10aa/0x1ae0 fs/ocfs2/resize.c:308 Code: 8b8520ff ffff83f8 860f858...

SUSE CVE-2026-31597

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix use-after-free in ocfs2fault when VMFAULTRETRY filemapfault may drop the mmaplock before returning VMFAULTRETRY, as documented in mm/filemap.c: "If our return value has VMFAULTRETRY set, it's because the mmaplock may b...

SUSE CVE-2026-31598

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix possible deadlock between unlink and dioendiowrite ocfs2unlink takes orphan dir inodelock first and then ipallocsem, while in ocfs2dioendiowrite, it acquires these locks in reverse order. This creates an ABBA lock...

SUSE CVE-2026-31599

In the Linux kernel, the following vulnerability has been resolved: media: vidtv: fix NULL pointer dereference in vidtvchannelpmtmatchsections syzbot reported a general protection fault in vidtvpsidescassign 1. vidtvpsipmtstreaminit can return NULL on memory allocation failure, but...

SUSE CVE-2026-31600

In the Linux kernel, the following vulnerability has been resolved: arm64: mm: Handle invalid large leaf mappings correctly It has been possible for a long time to mark ptes in the linear map as invalid. This is done for secretmem, kfence, realm dma memory un/share, and others, by simply clearing...

SUSE CVE-2026-31601

In the Linux kernel, the following vulnerability has been resolved: vfio/xe: Reorganize the init to decouple migration from reset Attempting to issue reset on VF devices that don't support migration leads to the following: BUG: unable to handle page fault for address: 00000000000011f8 PF:...

SUSE CVE-2026-31602

In the Linux kernel, the following vulnerability has been resolved: ALSA: ctxfi: Limit PTP to a single page Commit 391e69143d0a increased CTPTPNUM from 1 to 4 to support 256 playback streams, but the additional pages are not used by the card correctly. The CT20K2 hardware already has multiple...

SUSE CVE-2026-31603

In the Linux kernel, the following vulnerability has been resolved: staging: sm750fb: fix division by zero in pstohz pstohz is called from hwsm750crtcsetmode without validating that pixclock is non-zero. A zero pixclock passed via FBIOPUTVSCREENINFO causes a division by zero. Fix by rejecting zer...

SUSE CVE-2026-31604

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: fix device leak on probe failure Driver core holds a reference to the USB interface and its parent USB device while the interface is bound to a driver and there is no need to take additional references unless the...

SUSE CVE-2026-31605

In the Linux kernel, the following vulnerability has been resolved: fbdev: udlfb: avoid divide-by-zero on FBIOPUTVSCREENINFO Much like commit 19f953e74356 "fbdev: fbpm2fb: Avoid potential divide by zero error", we also need to prevent that same crash from happening in the udlfb driver as it uses...

SUSE CVE-2026-31606

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fhid: don't call cdevinit while cdev in use When calling unbind, then bind again, cdevinit reinitialized the cdev, even though there may still be references to it. That's the case when the /dev/hidg device is still...

SUSE CVE-2026-31607

In the Linux kernel, the following vulnerability has been resolved: usbip: validate numberofpackets in usbippackretsubmit When a USB/IP client receives a RETSUBMIT response, usbippackretsubmit unconditionally overwrites urb-numberofpackets from the network PDU. This value is subsequently used as...

SUSE CVE-2026-31608

In the Linux kernel, the following vulnerability has been resolved: smb: server: avoid double-free in smbdirectfreesendmsg after smbdirectflushsendlist smbdirectflushsendlist already calls smbdirectfreesendmsg, so we should not call it again after postsendmsg moved it to the batch list...

SUSE CVE-2026-31609

In the Linux kernel, the following vulnerability has been resolved: smb: client: avoid double-free in smbdfreesendio after smbdsendbatchflush smbdsendbatchflush already calls smbdfreesendio, so we should not call it again after smbdpostsend moved it to the batch list...

SUSE CVE-2026-31610

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix mechToken leak when SPNEGO decode fails after token alloc The kernel ASN.1 BER decoder calls action callbacks incrementally as it walks the input. When ksmbddecodenegTokenInit reaches the mechToken 2 OCTET STRING...

SUSE CVE-2026-31611

In the Linux kernel, the following vulnerability has been resolved: ksmbd: require 3 sub-authorities before reading subauth2 parsedacl compares each ACE SID against sidunixNFSmode and on match reads sid.subauth2 as the file mode. If sidunixNFSmode is the prefix S-1-5-88-3 with numsubauth = 2 then...

SUSE CVE-2026-31612

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate EaNameLength in smb2getea smb2getea reads eareq-EaNameLength from the client request and passes it directly to strncmp as the comparison length without verifying that the length of the name really is the size of t...

SUSE CVE-2026-31613

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix OOB reads parsing symlink error response When a CREATE returns STATUSSTOPPEDONSYMLINK, smb2checkmessage returns success without any length validation, leaving the symlink parsers as the only defense against an...

SUSE CVE-2026-31614

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix off-by-8 bounds check in checkwsleas The bounds check uses u8 ea + nlen + 1 + vlen as the end of the EA name and value, but eadata sits at offset sizeofstruct smb2filefulleainfo = 8 from ea, not at offset 0. The...

SUSE CVE-2026-31615

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: renesasusb3: validate endpoint index in standard request handlers The GETSTATUS and SET/CLEARFEATURE handlers extract the endpoint number from the host-supplied wIndex without any sort of validation. Fix this up by...

SUSE CVE-2026-31616

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fphonet: fix skb frags overflow in pnrxcomplete A broken/bored/mean USB host can overflow the skbsharedinfo-frags array on a Linux gadget exposing a Phonet function by sending an unbounded sequence of full-page OUT...

SUSE CVE-2026-31617

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: validate minimum blocklen in ncmunwrapntb The blocklen read from the host-supplied NTB header is checked against ntbmax but has no lower bound. When blocklen is smaller than opts-ndpsize, the bounds check of:...

SUSE CVE-2026-31618

In the Linux kernel, the following vulnerability has been resolved: fbdev: tdfxfb: avoid divide-by-zero on FBIOPUTVSCREENINFO Much like commit 19f953e74356 "fbdev: fbpm2fb: Avoid potential divide by zero error", we also need to prevent that same crash from happening in the udlfb driver as it uses...

SUSE CVE-2026-31619

In the Linux kernel, the following vulnerability has been resolved: ALSA: fireworks: bound device-supplied status before string array lookup The status field in an EFW response is a 32-bit value supplied by the firewire device. efrstatusnames has 17 entries so a status value outside that range go...

SUSE CVE-2026-31620

In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: us144mkii: fix NULL deref on missing interface 0 A malicious USB device with the TASCAM US-144MKII device id can have a configuration containing bInterfaceNumber=1 but no interface 0. USB configuration descriptors ar...

SUSE CVE-2026-31621

In the Linux kernel, the following vulnerability has been resolved: bnge: return after auxiliarydeviceuninit in error path When auxiliarydeviceadd fails, the error block calls auxiliarydeviceuninit but does not return. The uninit drops the last reference and synchronously runs bngeauxdevrelease,...

SUSE CVE-2026-31622

In the Linux kernel, the following vulnerability has been resolved: NFC: digital: Bounds check NFC-A cascade depth in SDD response handler The NFC-A anti-collision cascade in digitalinrecvsddres appends 3 or 4 bytes to target-nfcid1 on each round, but the number of cascade rounds is controlled...

SUSE CVE-2026-31623

In the Linux kernel, the following vulnerability has been resolved: net: usb: cdc-phonet: fix skb frags overflow in rxcomplete A malicious USB device claiming to be a CDC Phonet modem can overflow the skbsharedinfo-frags array by sending an unbounded sequence of full-page bulk transfers. Drop the...

SUSE CVE-2026-31624

In the Linux kernel, the following vulnerability has been resolved: HID: core: clamp reportsize in s32ton to avoid undefined shift s32ton shifts by n-1 where n is the field's reportsize, a value that comes directly from a HID device. The HID parser bounds reportsize only to 32 clamp to the functi...

SUSE CVE-2026-31625

In the Linux kernel, the following vulnerability has been resolved: HID: alps: fix NULL pointer dereference in alpsrawevent Commit ecfa6f34492c "HID: Add HIDCLAIMEDINPUT guards in rawevent callbacks missing them" attempted to fix up the HID drivers that had missed the previous fix that was done i...

SUSE CVE-2026-31626

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: initialize letmp64 in rtwBIPverify Initialize letmp64 to zero in rtwBIPverify to prevent using uninitialized data. Smatch warns that only 6 bytes are copied to this 8-byte u64 variable, leaving the last two...

SUSE CVE-2026-31627

In the Linux kernel, the following vulnerability has been resolved: i2c: s3c24xx: check the size of the SMBUS message before using it The first byte of an i2c SMBUS message is the size, and it should be verified to ensure that it is in the range of 0..I2CSMBUSBLOCKMAX before processing it. This i...

SUSE CVE-2026-31628

In the Linux kernel, the following vulnerability has been resolved: x86/CPU: Fix FPDSS on Zen1 Zen1's hardware divider can leave, under certain circumstances, partial results from previous operations. Those results can be leaked by another, attacker thread. Fix that with a chicken bit...