UBUNTU-CVE-2026-98493

In the Linux kernel, the following vulnerability has been resolved: net: ipconfig: bound DHCP option construction icdhcpinitoptions appends the hostname option 12, vendor-class option 60 and client-ID option 61 options into the fixed 312-byte bootppkt.exten buffer. Only the client-ID branch check...

UBUNTU-CVE-2026-98486

In the Linux kernel, the following vulnerability has been resolved: net: ena: fix MMIO read buffer leak on probe failure enadeviceinit initializes the MMIO read mechanism with enacommmioregreadrequestinit, which allocates a coherent DMA buffer for MMIO read responses. The normal removal path...

CVE-2026-98490

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: fix helper UAF due to extensions realloc While calling the helpers, a raw pointer to the extensions area is wired into expectations list: - nfcthelper - helper-help - nfctexpectrelatedreport -...

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...

UBUNTU-CVE-2026-98562

In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix races in Tx timestamp handling wx-ptptxskb is shared between the Tx path, the PTP auxiliary worker and the timestamp cleanup paths. The WXSTATEPTPTXINPROGRESS bit prevents multiple Tx paths from submitting timesta...

CVE-2026-98808

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Fix buffer overflow in bcmsysportgetstats When running on SYSTEMPORT Lite, certain statistics are unsupported and skipped during bcmsysportgetstats. The variable 'j' tracks the compacted index into the destinatio...

CVE-2026-98812

In the Linux kernel, the following vulnerability has been resolved: net/mctp: publish the mctpdev only after it is initialised mctpadddev links the new mctpdev into dev-mctpptr before mdev-dev is assigned, so a reader that picks the device up in that window dereferences a netdevice pointer that i...

CVE-2026-98811

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: reclaim an empty proto on the error path Two racing tc filter add requests on the same chain/prio of an unlocked classifier both run change on the shared proto and both can fail: the winner's...

CVE-2026-98807

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix slab-out-of-bounds when handling team device events The mlx5handlechangeupperevent and mlx5handlechangeinfodataevent functions check for LAG masters which includes both bonding and team devices but only call...

CVE-2026-98791

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix AFXDP TX timestamp teardown NULL dereference During XSK TX queue teardown, outstanding descriptors are completed without a CQE. If one requested a TX timestamp, the completion path passes that NULL CQE to...

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-2026-98564

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mt7530: leave the MDIO IRQ mappings to regmap-irq mt7530removecommon disposes the per-PHY interrupt mappings from .remove, but the regmap-irq chip that owns the domain is devm-registered, so its parent interrupt is only...

CVE-2026-98492

In the Linux kernel, the following vulnerability has been resolved: net: macb: fix dmaalloccoherent leak on macballoc error paths Fix 3 leaks in macballoc error paths: - Tx buffer allocated but crossing a 4G boundary: Tx leaked. - Rx buffer allocation fails: Tx leaked. - Rx buffer allocated but...

CVE-2026-98491

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up committing both but with different sets of extensions. The series of events: 1...

CVE-2026-98488

In the Linux kernel, the following vulnerability has been resolved: net: atl1e: fix soft lockup on out-of-range hwnexttoclean read Same issue as atl1c see the first commit in this series, "net: atl1c: fix soft lockup on out-of-range tpdcons read": the hardware can report an out-of-range...

CVE-2026-98497

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: fix swapped IPv6 IPsec policy masks IPv6 XFRM policies may use different source and destination prefix lengths. mlx5eipsecpolicymask builds the corresponding masks independently, but setupfteaddr6 installs each mask in...

CVE-2026-98560

In the Linux kernel, the following vulnerability has been resolved: net/rds: size a connection's path set by the transport it ends up with rdsconncreate computes npaths from the caller's transport before it decides whether a connection to one of the host's own addresses is to be handled by the...

CVE-2026-98562

In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix races in Tx timestamp handling wx-ptptxskb is shared between the Tx path, the PTP auxiliary worker and the timestamp cleanup paths. The WXSTATEPTPTXINPROGRESS bit prevents multiple Tx paths from submitting timesta...

CVE-2026-98622

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: don't WARN on benign flowoffloadalloc failure flowoffloadalloc returns NULL when the conntrack entry is dying e.g. raced with a conntrack flush or when the GFPATOMIC allocation fails; both are expected under loa...

CVE-2026-98597

In the Linux kernel, the following vulnerability has been resolved: net: usb: sr9700: include receive overhead in the length check The receive fixup subtracts the Ethernet CRC from the reported packet length, but compares that payload length against the whole remaining receive buffer. The followi...