CVE-2026-74588

In the Linux kernel, the following vulnerability has been resolved: sctp: keep chunk-transport in step with the list it is queued on sctpoutqflushrtx moves a gap-acked chunk onto another transport's transmitted list without updating chunk-transport: if chunk-tsngapacked...

CVE-2026-74688

This is a use-after-free vulnerability in the Linux kernel SCTP subsystem. The root cause is that sctp_make_heartbeat_ack() caches the destination transport in chunk->transport without taking a reference. When src_out_of_asoc_ok is enabled, a HEARTBEAT ACK can remain queued on control_chunk_li...

EUVD-2026-64375

In the Linux kernel, the following vulnerability has been resolved: sctp: clear control chunk transport if it is being removed sctpmakeheartbeatack caches the destination transport in chunk-transport without taking a reference. When srcoutofasocok is enabled, the HEARTBEAT ACK may remain queued o...

CVE-2026-74588 sctp: keep chunk->transport in step with the list it is queued on

In the Linux kernel, the following vulnerability has been resolved: sctp: keep chunk-transport in step with the list it is queued on sctpoutqflushrtx moves a gap-acked chunk onto another transport's transmitted list without updating chunk-transport: if chunk-tsngapacked...

EUVD-2026-64525

In the Linux kernel, the following vulnerability has been resolved: sctp: keep chunk-transport in step with the list it is queued on sctpoutqflushrtx moves a gap-acked chunk onto another transport's transmitted list without updating chunk-transport: if chunk-tsngapacked...

CVE-2026-74588

This is a slab-use-after-free vulnerability in the Linux kernel SCTP subsystem . The root cause is in __sctp_outq_flush_rtx(), which moves a gap-acked chunk onto another transport's transmitted list without updating chunk->transport. When the original transport is removed via an ASCONF Delete-...

CVE-2026-74587

CVE-2026-74587 is a use-after-free vulnerability in the Linux kernel SCTP subsystem . The root cause is in sctp_asconf_queue_teardown(), which releases the cached outbound ASCONF chunk without clearing the addip_last_asconf pointer. During peer restart handling , sctp_sf_do_dupcook_a() queues a p...

PT-2026-79593

In the Linux kernel, the following vulnerability has been resolved: sctp: keep chunk-transport in step with the list it is queued on sctp outq flush rtx moves a gap-acked chunk onto another transport's transmitted list without updating chunk-transport: if chunk-tsn gap acked list move...

CVE-2026-77220

PDFio before 1.6.5 contains a dangling pointer vulnerability in its dictionary string-formatting function. The root cause is that a pointer to a stack-local buffer is stored in the document dictionary without copying the string value. In multi-threaded or pooled-request environments, this allows ...

CVE-2026-77220 PDFio < 1.6.5 Dangling Pointer via Dictionary String-Formatting

PDFio before 1.6.5 contains a dangling pointer vulnerability in the dictionary string-formatting function that stores a pointer to a stack-local buffer in the document dictionary without copying the string value. In multi-threaded or pooled-request environments, attackers or concurrent users can...

EUVD-2026-64163

PDFio before 1.6.5 contains a dangling pointer vulnerability in the dictionary string-formatting function that stores a pointer to a stack-local buffer in the document dictionary without copying the string value. In multi-threaded or pooled-request environments, attackers or concurrent users can...

Linux Distros Unpatched Vulnerability : CVE-2026-77584

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Tor before 0.4.9.10 did not reject a CONFLUXLINK cell that arrives on a circuit which already has attached streams. A malicious client could send a...

DEBIAN-CVE-2026-77584

Tor before 0.4.9.10 did not reject a CONFLUXLINK cell that arrives on a circuit which already has attached streams. A malicious client could send a RELAYCOMMANDBEGIN before the CONFLUXLINK on the same circuit, attaching an exit stream that would later end up orphan leaving a dangling circuit...

CVE-2026-77584

Tor before 0.4.9.10 did not reject a CONFLUXLINK cell that arrives on a circuit which already has attached streams. A malicious client could send a RELAYCOMMANDBEGIN before the CONFLUXLINK on the same circuit, attaching an exit stream that would later end up orphan leaving a dangling circuit...

kernel: net: ieee802154: do not leave a dangling sk pointer in ieee802154_create()

A user-after-free vulnerability was found in the linux kernel. sockinitdata attaches the allocated sk object to the provided sock object. If ieee802154create fails later, the allocated sk object is freed, but the dangling pointer remains in the provided sock object, leading to a crash and loss of...

UBUNTU-CVE-2026-74480

In the Linux kernel, the following vulnerability has been resolved: net: bridge: stop fast-leave after deleting a port group brmulticastleavegroup iterates mp-ports with pp = &p-next in its fast-leave path. After brmulticastdelpg removes p, continuing the loop advances pp through the deleted entr...

CVE-2026-74359

In the Linux kernel, the following vulnerability has been resolved: configfslookup: don't leave -sdentry dangling on failure Normally -sdentry is cleared when dentry it's pointing to becomes negative on eviction, realistically. However, that only happens if dentry gets to be positive in the first...

UBUNTU-CVE-2026-74359

In the Linux kernel, the following vulnerability has been resolved: configfslookup: don't leave -sdentry dangling on failure Normally -sdentry is cleared when dentry it's pointing to becomes negative on eviction, realistically. However, that only happens if dentry gets to be positive in the first...

CVE-2026-72138

In the Linux kernel, the following vulnerability has been resolved: xen/gntdev: fix error handling in ioctl When gntdevioctlmapgrantref fails to copy the operation result back to userspace after successfully adding the mapping to the list, the error path returns -EFAULT without releasing the...

EUVD-2026-59506

In the Linux kernel, the following vulnerability has been resolved: configfslookup: don't leave -sdentry dangling on failure Normally -sdentry is cleared when dentry it's pointing to becomes negative on eviction, realistically. However, that only happens if dentry gets to be positive in the first...