EUVD-2026-52605

In the Linux kernel, the following vulnerability has been resolved: sctp: don't free the ASCONF's own transport in DEL-IP processing sctpprocessasconf caches the transport the ASCONF chunk is processed against in asconf-transport == chunk-transport, set once in sctprcv. For an ASCONF located...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.14.70 bug fix and security update

Red Hat OpenShift Container Platform release 4.14.70 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.14. Red Hat Product Security has rated this update as having a...

SUSE CVE-2026-64559

In the Linux kernel, the following vulnerability has been resolved: s390/pkey: Check length in PKEYVERIFYPROTK ioctl Explicitly check the buffer length request structure provided by user-space and fail, if it exceeds the buffer size...

CVE-2026-64557

Summary: CVE-2026-64557 affects the Linux kernel Bluetooth L2CAP implementation, causing a use-after-free during new Bluetooth connections. The bug occurs when l2cap_sock_new_connection_cb() returns the new channel after release_sock(parent); once the parent lock is dropped, the enqueued child so...

EUVD-2026-50202

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2capsocknewconnectioncb l2capsocknewconnectioncb returned l2cappisk-chan after releasesockparent. Once the parent lock is dropped the newly enqueued child socket sk is reachable via the...

SUSE CVE-2026-64537

In the Linux kernel, the following vulnerability has been resolved: bridge: cfm: reject invalid CCM interval at configuration time ccmtxworkexpired re-arms itself via queuedelayedwork using the configured expinterval converted by intervaltous. When expinterval is BRCFMCCMINTERVALNONE or out of...

Researcher Says AI Helped Develop Linux Traffic-Control Race Into Root Exploit

STAR Labs has published a Linux kernel exploit that turns an ordinary local user into root on the CentOS Stream 9 build it targeted. The flaw, tracked as CVE-2026-53264 CVSS score: 7.8, is a use-after-free race in the kernel's network traffic-control subsystem. Researcher Lee Jia Jie said...

CVE-2026-64545

In the Linux kernel, the following vulnerability has been resolved: net, bpf: check master for NULL in xdpmasterredirect xdpmasterredirect dereferences the result of netdevmasterupperdevgetrcu without a NULL check, but that helper returns NULL when the receiving device has no upper-master...

CVE-2026-64537

In the Linux kernel, the following vulnerability has been resolved: bridge: cfm: reject invalid CCM interval at configuration time ccmtxworkexpired re-arms itself via queuedelayedwork using the configured expinterval converted by intervaltous. When expinterval is BRCFMCCMINTERVALNONE or out of...

CVE-2026-64552

Summary (CVE-2026-64552) In the Linux kernel virtio-net, receive_big() does a length check against (big_packets_num_skbfrags + 1) * PAGE_SIZE, but a gap remains due to add_recvbuf_big() placing sg[1] after the padded vnet header. A malicious virtio backend can announce a length in that gap, causi...

CVE-2026-64546 drm/edid: fix OOB read in drm_parse_tiled_block()

In the Linux kernel, the following vulnerability has been resolved: drm/edid: fix OOB read in drmparsetiledblock drmparsetiledblock casts the DisplayID block to a struct displayidtiledblock and reads the full fixed layout up to tile-topologyid7 without checking block-numbytes. The DisplayID...

CVE-2026-64546

CVE-2026-64546 is a Linux kernel vulnerability in drm/edid that allows a heap out-of-bounds read in drm_parse_tiled_block() when parsing a crafted EDID tiled block. The root cause is casting a DisplayID block to a struct displayid_tiled_block and reading the fixed layout up to tile->topology_i...

CVE-2026-64545 net, bpf: check master for NULL in xdp_master_redirect()

In the Linux kernel, the following vulnerability has been resolved: net, bpf: check master for NULL in xdpmasterredirect xdpmasterredirect dereferences the result of netdevmasterupperdevgetrcu without a NULL check, but that helper returns NULL when the receiving device has no upper-master...

CVE-2026-64544

CVE-2026-64544 affects the Linux kernel’s crypto: asymmetric_keys path, specifically pefile_digest_pe_contents. The vulnerability arises when calculating the trailing-data hash length as pelen - (hashed_bytes + certs_size); a crafted PE could make the addition overflow the pelen, causing an unsig...

EUVD-2026-49593

In the Linux kernel, the following vulnerability has been resolved: ipv6: ndisc: fix NULL deref in acceptuntrackedna acceptuntrackedna re-fetches the inet6dev with in6devgetdev and dereferences idev-cnf.acceptuntrackedna without a NULL check, even though its only caller ndiscrecvna already fetche...

CVE-2026-64539

Linux kernel Bluetooth EIR code (eir_create_adv_data) has a stack-based OOB write vulnerability when prepending a 3-byte Flags AD to advertising data in a fixed-size 31-byte legacy buffer. If adv_data_len approaches the limit and the Flags structure is not fully accommodated, the code can memcpy ...

CVE-2026-64538 ipv6: Fix null-ptr-deref in fib6_nh_mtu_change().

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix null-ptr-deref in fib6nhmtuchange. fib6nhmtuchange re-fetches idev via in6devgetarg-dev and dereferences idev-cnf.mtu6 without a NULL check. addrconfifdown clears dev-ip6ptr with RCUINITPOINTER after rt6disableip has...

UBUNTU-CVE-2026-64232

In the Linux kernel, the following vulnerability has been resolved: block: recompute nrintegritysegments in blkinsertclonedrequest blkinsertclonedrequest already recomputes nrphyssegments against the bottom queue, because "the queue settings related to segment counting may differ from the origina...

CVE-2026-64522

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix eswitch mode block underflow on IPsec acquire SA mlx5exfrmaddstate handles acquire-flow temporary SAs by allocating software state and skipping hardware offload setup. That path jumps to the common success label...

UBUNTU-CVE-2026-64212

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mld: don't dereference a pointer before NULL checking it In iwlmldremovelink, the link-fwid is saved at the beginning of the function so we have it after we freed the link. But the link pointer can be NULL, and is...