UBUNTU-CVE-2026-98532

In the Linux kernel, the following vulnerability has been resolved: ipv6: do not let ipv6findhdr return an offset past the packet end ipv6findhdr walks the extension header chain, skipping each header by the length that header itself declares. ipv6optlen returns up to 2048, and the skip is never...

UBUNTU-CVE-2026-98702

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: reject invalid 320 MHz CSA bandwidth The HT/VHT channel definition validator can receive a 320 MHz bandwidth indication from a received CSA frame on a non-6 GHz link. It warns for this unsupported width but...

UBUNTU-CVE-2026-98575

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: fix OOB read in pn533acr122isrxframevalid frame-ccid.datalen is read directly from the USB response frame and used, unchecked, as an index into frame-data. A malicious or malfunctioning device can set this field to an...

UBUNTU-CVE-2026-98711

In the Linux kernel, the following vulnerability has been resolved: wifi: cw1200: fix TX padding OOB read leaking heap data to device The TX path rounds the transfer size up to the bus alignment alignsize, up to 511 bytes for SDIO, 1 byte for SPI but sends the padded length straight from the fram...

UBUNTU-CVE-2026-98602

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bnep: fix out-of-bounds reads on short RX/TX frames and control fallthrough Fix multiple out-of-bounds reads in Bluetooth BNEP frame processing: 1. In bneprxframe and bnepctrlframe net/bluetooth/bnep/core.c, use...

UBUNTU-CVE-2026-98643

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix out-of-bounds read of rttmin in sockops A sockops prog reading skops-rttmin never checks the sk type: on the tcpconnrequest path sockops-sk is a requestsock non-full, and the ctx rewrite casts it to a tcpsock full and...

CVE-2026-98499

In the Linux kernel, the following vulnerability has been resolved: HID: wacom: fix OOB read in wacomwacpenserialenforce The 'wacomwacpenserialenforce' function may calculate and pass an invalid offset to hidfieldextract, resulting in memory reads at incorrect addresses -- possibly beyond the end...

UBUNTU-CVE-2026-98612

In the Linux kernel, the following vulnerability has been resolved: net: usb: catc: bound the RX packet length in catcrxdone catcrxdone walks a multi-packet URB, reading a two-byte length from each packet header. Its bound, pktlen urb-actuallength, ignores the header offset and compares against t...

CVE-2026-98702

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: reject invalid 320 MHz CSA bandwidth The HT/VHT channel definition validator can receive a 320 MHz bandwidth indication from a received CSA frame on a non-6 GHz link. It warns for this unsupported width but...

CVE-2026-98843

In the Linux kernel, the following vulnerability has been resolved: netfs: zero gaps in read-gaps folio to avoid writing back stale data netfsreadgaps leaves gaps around a streaming write's dirty region unread on the server side, so a short/EOF response there left stale folio content that later g...

CVE-2026-98830

In the Linux kernel, the following vulnerability has been resolved: wifi: wfx: validate MIB read length before copying to caller wfxhifreadmib copies reply-length bytes from the firmware response into the caller-provided buffer without checking that reply-length does not exceed vallen. A firmware...

CVE-2026-98726

In the Linux kernel, the following vulnerability has been resolved: nvme-multipath: fix underflow in ANA log bounds checks The number of ANA groups advertised through Identify Controller sizes the ANA log buffer. The ANA log header and group descriptors independently supply the number of groups a...

CVE-2026-98711

In the Linux kernel, the following vulnerability has been resolved: wifi: cw1200: fix TX padding OOB read leaking heap data to device The TX path rounds the transfer size up to the bus alignment alignsize, up to 511 bytes for SDIO, 1 byte for SPI but sends the padded length straight from the fram...

CVE-2026-98631

In the Linux kernel, the following vulnerability has been resolved: xsk: Use a 32-bit compare in xskmapgenlookup xskmapgenlookup loads a u32 key and compares it with maxentries using BPFJMPIMM. BPF immediates are sign-extended to 64 bits, so a maxentries value of 0x80000000 or higher becomes a...

CVE-2026-98623

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/clk: fix list cursor use after loop in nvkmclkustateupdate If listforeachentry exits without hitting a break then "pstate" is not a valid pstate pointer. Introduce a "found" variable instead. The check is reachable fr...

CVE-2026-98499

In the Linux kernel, the following vulnerability has been resolved: HID: wacom: fix OOB read in wacomwacpenserialenforce The 'wacomwacpenserialenforce' function may calculate and pass an invalid offset to hidfieldextract, resulting in memory reads at incorrect addresses -- possibly beyond the end...

CVE-2026-98612

In the Linux kernel, the following vulnerability has been resolved: net: usb: catc: bound the RX packet length in catcrxdone catcrxdone walks a multi-packet URB, reading a two-byte length from each packet header. Its bound, pktlen urb-actuallength, ignores the header offset and compares against t...

UBUNTU-CVE-2026-98687

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Reject oversized XDomain properties responses tbxdppropertiesrequest allocates room for 45 data dwords in its 252-byte response buffer. The XDomain length field is six bits wide, however, and a malicious peer can set...

UBUNTU-CVE-2026-98582

In the Linux kernel, the following vulnerability has been resolved: nfc: st21nfca: validate received frame size st21nfcahcii2crepack trims a received frame at its EOF marker before removing byte stuffing. It then assumes the truncated frame contains the LLC header and two CRC bytes, and it...

UBUNTU-CVE-2026-98495

In the Linux kernel, the following vulnerability has been resolved: net: arp: terminate device name before lookup The ARP ioctl copies a user-provided struct arpreq into a stack object. Its arpdev field may contain IFNAMSIZ bytes without a NUL terminator. Such input is passed to devgetbynamercu o...