PT-2025-54735

ALTCHA Proof-of-Work Vulnerable to Challenge Splicing and Replay in github.com/altcha-org/altcha-lib-go...

PT-2025-51631

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to lock dependency within the nvme-multipath component. Specifically, test cases nvme/014, 057, and 058 occasionally fail due to a lockdep warnin...

PT-2026-2605

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s RDMA/cm component where a reference to the multicast GID table is leaked when a CM ID is destroyed while a multicast creation CM event is still queued...

ALTCHA Proof-of-Work Vulnerable to Challenge Splicing and Replay

A cryptographic semantic binding flaw in ALTCHA libraries allows challenge payload splicing, which may enable replay attacks. The HMAC signature does not unambiguously bind challenge parameters to the nonce, allowing an attacker to reinterpret a valid proof-of-work submission with a modified...

A week in security (December 8 – December 14)

Last week on Malwarebytes Labs: The US digital doxxing of H-1B applicants is a massive privacy misstep Google ads funnel Mac users to poisoned AI chats that spread the AMOS infostealer How private is your VPN? DroidLock malware locks you out of your Android device and demands ransom Malwarebytes...

VulnCheck KEV: CVE-2025-55523

An issue in the component /api/downloadworkdirfile.py of Agent-Zero v0.8. allows attackers to execute a directory traversal...

OESA-2025-2802 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: nfc: nci: Fix uninit-value in ncirxwork syzbot reported the following uninit-value access issue 1 ncirxwork parses received packet from ndev-rxq. It should be...

PT-2026-2594

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to the handling of pending work in the lkkbd driver. Specifically, the lkkbd interrupt function schedules a task via schedule work, and the...

CVE-2025-65849

A cryptanalytic break in Altcha Proof-of-Work obfuscation mode version 0.8.0 and later allows for remote visitors to recover the Proof-of-Work nonce in constant time via mathematical deduction. NOTE: this is disputed by the Supplier because the product's objective is "to discourage automated...

PT-2026-6171

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the Linux kernel's LED class initialization. Specifically, LEDs were being added to the leds list before the led init core function was called, leaving a windo...

CVE-2025-40319

No description is available for this CVE...

CVE-2023-53799

In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in cryptodestroyinstance The function cryptodropspawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the...

SUSE CVE-2022-50676

In the Linux kernel, the following vulnerability has been resolved: net: rds: don't hold sock lock when cancelling work from rdstcpresetcallbacks syzbot is reporting lockdep warning at rdstcpresetcallbacks 1, for commit ac3615e7f3cffe2a "RDS: TCP: Reduce code duplication in rdstcpresetcallbacks"...

SUSE CVE-2023-53799

In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in cryptodestroyinstance The function cryptodropspawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the...

SUSE CVE-2025-40329

In the Linux kernel, the following vulnerability has been resolved: drm/sched: Fix deadlock in drmschedentitykilljobscb The Mesa issue referenced below pointed out a possible deadlock: 1231.611031 Possible interrupt unsafe locking scenario: 1231.611033 CPU0 CPU1 1231.611034 ---- ---- 1231.611035...

Linux Distros Unpatched Vulnerability : CVE-2023-53799

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - crypto: api - Use work queue in cryptodestroyinstance The function cryptodropspawn expects to be called in process context. However, when an instance is...

EUVD-2025-201873

In the Linux kernel, the following vulnerability has been resolved: drm/sched: Fix deadlock in drmschedentitykilljobscb The Mesa issue referenced below pointed out a possible deadlock: 1231.611031 Possible interrupt unsafe locking scenario: 1231.611033 CPU0 CPU1 1231.611034 ---- ---- 1231.611035...

EUVD-2022-55729

In the Linux kernel, the following vulnerability has been resolved: net: rds: don't hold sock lock when cancelling work from rdstcpresetcallbacks syzbot is reporting lockdep warning at rdstcpresetcallbacks 1, for commit ac3615e7f3cffe2a "RDS: TCP: Reduce code duplication in rdstcpresetcallbacks"...

CVE-2025-48612

In setDefaultKey of DefaultPaymentSettings.java, there is a possible way for an application to set the main user's default NFC payment setting due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not...

CVE-2025-48586

In onActivityResult of EditFdnContactScreen.java, there is a possible way to leak contacts from the work profile due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation...