UBUNTU-CVE-2026-98614

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid livelock while updating retransmit path sctpassocupdateretranpath can loop forever when every remaining transport, including retranpath, is SCTPUNCONFIRMED: the state check runs before the wraparound test, so the loop...

UBUNTU-CVE-2026-98621

In the Linux kernel, the following vulnerability has been resolved: net: gue: reject invalid REMCSUM offsets The REMCSUM option carries an absolute checksum start and checksum field offset. gueremcsum passes them to skbremcsumprocess, whose partial path stores offset - start in the u16...

UBUNTU-CVE-2026-98655

In the Linux kernel, the following vulnerability has been resolved: perf: Require kernel access for text poke events Perf events with excludekernel=1 can be opened without kernel perf access. However, excludekernel does not suppress text-poke sideband records. Every PERFRECORDTEXTPOKE is marked...

UBUNTU-CVE-2026-98660

In the Linux kernel, the following vulnerability has been resolved: iio: pressure: bmp280: fix out-of-bounds access in sampling frequency lookup The sampling frequency tables store each frequency as an integer part and a fractional part in micro units. numsamplingfreqavail is initialized to the...

UBUNTU-CVE-2026-98669

In the Linux kernel, the following vulnerability has been resolved: iio: buffer: serialize buffer teardown with mode claims Buffer-mode claims hold mlock to guarantee that the device remains in buffer mode until the claim is released. Normal buffer updates take infoexistlock followed by mlock in...

UBUNTU-CVE-2026-98681

In the Linux kernel, the following vulnerability has been resolved: smb: client: split cifsFileInfo bitfields to avoid shared-byte RMW races The invalidHandle, swapfile, oplockbreakcancelled, offload, and statusfiledeleted fields are stored in the same bitfield byte in struct cifsFileInfo, but ar...

UBUNTU-CVE-2026-98697

In the Linux kernel, the following vulnerability has been resolved: USB: serial: fix dynamic id driver deregistration race Only free the dynamic ids after having deregistered the driver and removed the "newid" attribute to avoid leaking any id added by a racing write to the attribute...

UBUNTU-CVE-2026-98698

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: handle empty FILS association request payload filsencryptassocreq accepts a ReAssociation Request frame whose last element is the FILS Session element. cryptlen is then zero and aessivencrypt is called with an emp...

UBUNTU-CVE-2026-98700

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: set info-band for 802.3 encap offload frames Unlike the 802.11 TX paths, ieee802118023xmit does not set info-band from the channel context on non-MLD interfaces. It stays at 0, so ieee80211gettxrates uses the wron...

UBUNTU-CVE-2026-98743

In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: rt1017-sdca-sdw: fix uninitialized streamconfig-type streamconfig is not initialized before being passed to sdwstreamaddslave. The type field may contain garbage and is later copied to stream-type by sdwconfigstream...

UBUNTU-CVE-2026-98749

In the Linux kernel, the following vulnerability has been resolved: tty: serial: max3100: shut down timer before freeing port max3100shutdown stops the polling timer but returns early during system suspend. If the SPI device is unbound before resume, the serial core does not call max3100shutdown...

UBUNTU-CVE-2026-98753

In the Linux kernel, the following vulnerability has been resolved: tty: ttyport: restore TTYIOERROR on activation failure Make sure to restore the TTYIOERROR flag if activation fails to prevent I/O attempts on a port that is gone or powered down. This specifically avoids issues like kernel panic...

UBUNTU-CVE-2026-98769

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fuac1legacy: validate bRequest index in genericset,getcmd genericsetcmd and genericgetcmd use the low nibble of ctrl-bRequest as an index into con-data: u8 cmd = ctrl-bRequest & 0x0F; / 0 .. 15 / ... con-datacmd =...

UBUNTU-CVE-2026-98789

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix objects stuck in freebyrcuttrace docallrcuttrace returns early when callrcuttraceinprogress is set and leaves the objects in freebyrcuttrace. freercu frees waitingforgpttrace only and clears the flag. Hence the objects...

UBUNTU-CVE-2026-98794

In the Linux kernel, the following vulnerability has been resolved: ipvs: filter some flags received in the backup server While the IPVS SYNC protocol is not secure by design we can still protect the backup server from messages that can wreak havoc. This commit addresses problems from received...

UBUNTU-CVE-2026-98798

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix NULL dereference in setcoalesce before first open The Rx ring priv and index are only set in bcmgenetinitrxring, which runs at open. Setting the Rx coalescing parameters on an interface that was never opened,...

UBUNTU-CVE-2026-98833

In the Linux kernel, the following vulnerability has been resolved: mtd: core: call getdevice with the master MTD getmtddevice calls the master's getdevice callback with mtd, which may be a partition. putmtddevice passes the master. This breaks gluebi partitions because gluebigetdevice uses...

UBUNTU-CVE-2026-98834

In the Linux kernel, the following vulnerability has been resolved: mtd: core: avoid double-free of OTP NVMEM device If factory OTP setup fails after the user OTP NVMEM device has been registered, mtdotpnvmemadd unregisters the user device but leaves mtd-otpusernvmem set. On an error, the caller...

UBUNTU-CVE-2026-98846

In the Linux kernel, the following vulnerability has been resolved: sctp: check RCVSHUTDOWN after the sendmsg connect wait sctpwaitforconnect drops the socket lock while it sleeps. An out-of-the-blue ABORT can then be processed from the socket backlog and unlink the association. If a concurrent...

UBUNTU-CVE-2026-98847

In the Linux kernel, the following vulnerability has been resolved: rtc: spear: initialize IRQ state before requesting alarm IRQ devmrequestirq enables the interrupt before it returns, so the handler may run while probe is still initializing the device. Initialize the MMIO address and spinlock...