CVE-2026-52929

In the Linux kernel, the following vulnerability has been resolved: sctp: stream: fully roll back denied add-stream state When ADDOUTSTREAMS is denied, SCTP only shrinks the queued chunks and then lowers outcnt. That leaves removed stream metadata behind, so a later re-add can reuse a stale ext a...

CVE-2026-52929 sctp: stream: fully roll back denied add-stream state

In the Linux kernel, the following vulnerability has been resolved: sctp: stream: fully roll back denied add-stream state When ADDOUTSTREAMS is denied, SCTP only shrinks the queued chunks and then lowers outcnt. That leaves removed stream metadata behind, so a later re-add can reuse a stale ext a...

CVE-2026-52929 sctp: stream: fully roll back denied add-stream state

In the Linux kernel, the following vulnerability has been resolved: sctp: stream: fully roll back denied add-stream state When ADDOUTSTREAMS is denied, SCTP only shrinks the queued chunks and then lowers outcnt. That leaves removed stream metadata behind, so a later re-add can reuse a stale ext a...

CVE-2026-52926

CVE-2026-52926 affects the Linux kernel component used by batman-adv. The root cause is in batman-adv teardown: batman-adv/batadv_gw_node_free() removes entries from the gateway list but does not clear the currently selected gateway. This leaves a stale gateway reference in bat_priv->gw.curr_g...

CVE-2026-52926 batman-adv: clear current gateway during teardown

In the Linux kernel, the following vulnerability has been resolved: batman-adv: clear current gateway during teardown batadvgwnodefree removes the gateway list entries during mesh teardown, but it does not clear the currently selected gateway. This leaves stale gateway state behind across cleanup...

EUVD-2026-38727

In the Linux kernel, the following vulnerability has been resolved: sctp: purge outqueue on stale COOKIE-ECHO handling sctpstreamupdate is only invoked when the association is moved into COOKIEWAIT during association setup/reconfiguration. In this path, the outbound stream scheduler state...

CVE-2026-52924 sctp: purge outqueue on stale COOKIE-ECHO handling

In the Linux kernel, the following vulnerability has been resolved: sctp: purge outqueue on stale COOKIE-ECHO handling sctpstreamupdate is only invoked when the association is moved into COOKIEWAIT during association setup/reconfiguration. In this path, the outbound stream scheduler state...

CVE-2026-52924

In the Linux kernel, the following vulnerability has been resolved: sctp: purge outqueue on stale COOKIE-ECHO handling sctpstreamupdate is only invoked when the association is moved into COOKIEWAIT during association setup/reconfiguration. In this path, the outbound stream scheduler state...

CVE-2026-52924

The CVE-2026-52924 entry describes a Linux kernel SCTP use-after-free vulnerability triggered during Stale COOKIE-ECHO handling. In COOKIE_WAIT transitions, sctp_stream_update() can leave a stale out_curr pointer after rolling back from COOKIE_ECHOED to COOKIE_WAIT, so scheduler paths (FCFS/RR/PR...

CVE-2026-52917 sctp: diag: reject stale associations in dump_one path

In the Linux kernel, the following vulnerability has been resolved: sctp: diag: reject stale associations in dumpone path The SCTP exact sockdiag lookup can hold a transport reference, block on locksocksk, and then resume after sctpassociationfree has marked the association dead and freed its bin...

EUVD-2026-38720

In the Linux kernel, the following vulnerability has been resolved: sctp: diag: reject stale associations in dumpone path The SCTP exact sockdiag lookup can hold a transport reference, block on locksocksk, and then resume after sctpassociationfree has marked the association dead and freed its bin...

UBUNTU-CVE-2026-12681

Improper Validation of Specified Index, Position, or Offset in Input vulnerability in Google go-attestation. parseEfiSignatureList does not advance the buffer past vendor bytes before reading entries. For hashSHA256SigGUID lists, this allows attacker-controlled vendor header bytes to be appended ...

EUVD-2026-38641

Improper Validation of Specified Index, Position, or Offset in Input vulnerability in Google go-attestation. parseEfiSignatureList does not advance the buffer past vendor bytes before reading entries. For hashSHA256SigGUID lists, this allows attacker-controlled vendor header bytes to be appended ...

PT-2026-52120

Name of the Vulnerable Software and Affected Versions Unraid affected versions not specified Description A command injection flaw in the web server allows authenticated remote attackers to execute arbitrary code in the context of the www-data user. The issue occurs in the ToggleState.php file due...

CyberChainBench: Can AI Agents Secure Smart Contracts against Real-World On-Chain Vulnerabilities?

We present CyberChainBench, a benchmark for evaluating LLM-based agents on smart contract security across three complementary tasks: vulnerability detection, exploit generation, and patch synthesis. Built from 541 real-world exploit incidents from DeFiHackLabs spanning 9 EVM chains, the benchmark...

CVE-2026-53081: Symbolic Name not Mapping to Correct Object

In the Linux kernel, the following vulnerability has been resolved: bpf: Enforce regsafe base id consistency for BPFADDCONST scalars When regsafe compares two scalar registers that both carry BPFADDCONST, checkscalarids maps their full compound id aka base | BPFADDCONST flag as one idmap entry...

CVE-2026-52926: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: batman-adv: clear current gateway during teardown batadvgwnodefree removes the gateway list entries during mesh teardown, but it does not clear the currently selected gateway. This leaves stale gateway state behind across cleanup...

CVE-2026-53109: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: powerpc/pgtable-frag: Fix bad page state in ptefragdestroy powerpc uses ptfragrefcount as a reference counter for tracking it's pte and pmd page table fragments. For PTE table, in case of Hash with 64K pagesize, we have 16...

CVE-2026-12681: Improper Validation of Specified Index, Position, or Offset in Input

Improper Validation of Specified Index, Position, or Offset in Input vulnerability in Google go-attestation. parseEfiSignatureList does not advance the buffer past vendor bytes before reading entries. For hashSHA256SigGUID lists, this allows attacker-controlled vendor header bytes to be appended ...

PT-2026-52019

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock occurs in the Linux kernel when the value "clear" is written to the array state variable. The md attr store function breaks sysfs active protection to allow an array to delete...