UBUNTU-CVE-2022-50134

In the Linux kernel, the following vulnerability has been resolved: RDMA/hfi1: fix potential memory leak in setupbasectxt setupbasectxt allocates a memory chunk for uctxt-groups with hfi1allocctxtrcvgroups. When inituserctxt fails, uctxt-groups is not released, which will lead to a memory leak. W...

CVE-2022-50134 RDMA/hfi1: fix potential memory leak in setup_base_ctxt()

In the Linux kernel, the following vulnerability has been resolved: RDMA/hfi1: fix potential memory leak in setupbasectxt setupbasectxt allocates a memory chunk for uctxt-groups with hfi1allocctxtrcvgroups. When inituserctxt fails, uctxt-groups is not released, which will lead to a memory leak. W...

CVE-2022-50134

CVE-2022-50134 affects the Linux kernel RDMA/hfi1 path. The issue is a memory leak in setup_base_ctxt(): when allocating a uctxt->groups chunk via hfi1_alloc_ctxt_rcv_groups(), failure of init_user_ctxt() can leave uctxt->groups unreleased, causing a leak. The referenced advisories specify ...

CVE-2022-50058 vdpa_sim_blk: set number of address spaces and virtqueue groups

In the Linux kernel, the following vulnerability has been resolved: vdpasimblk: set number of address spaces and virtqueue groups Commit bda324fd037a "vdpasim: control virtqueue support" added two new fields nas, ngroups to vdpasimdevattr, but we forgot to initialize them for vdpasimblk. When...

CVE-2022-50058

In the Linux kernel, the following vulnerability has been resolved: vdpasimblk: set number of address spaces and virtqueue groups Commit bda324fd037a "vdpasim: control virtqueue support" added two new fields nas, ngroups to vdpasimdevattr, but we forgot to initialize them for vdpasimblk. When...

CVE-2025-49877: Server-Side Request Forgery (SSRF)

Server-Side Request Forgery SSRF vulnerability in Metagauss ProfileGrid profilegrid-user-profiles-groups-and-communities allows Server Side Request Forgery.This issue affects ProfileGrid : from n/a through = 5.9.5.2...

protobuf-python has a potential Denial of Service issue

Summary Any project that uses Protobuf pure-Python backend to parse untrusted Protocol Buffers data containing an arbitrary number of recursive groups, recursive messages or a series of SGROUP tags can be corrupted by exceeding the Python recursion limit. Reporter: Alexis Challande, Trail of Bits...

GHSA-8QVM-5X2C-J2W7 protobuf-python has a potential Denial of Service issue

Summary Any project that uses Protobuf pure-Python backend to parse untrusted Protocol Buffers data containing an arbitrary number of recursive groups, recursive messages or a series of SGROUP tags can be corrupted by exceeding the Python recursion limit. Reporter: Alexis Challande, Trail of Bits...

AZL-64145 CVE-2025-4565 affecting package protobuf for versions less than 25.3-5

Any project that uses Protobuf Pure-Python backend to parse untrusted Protocol Buffers data containing an arbitrary number of recursive groups, recursive messages or a series of SGROUP tags can be corrupted by exceeding the Python recursion limit. This can result in a Denial of service by crashin...

CVE-2025-4565

Any project that uses Protobuf Pure-Python backend to parse untrusted Protocol Buffers data containing an arbitrary number of recursive groups, recursive messages or a series of SGROUP tags can be corrupted by exceeding the Python recursion limit. This can result in a Denial of service by crashin...

Astra Linux – Vulnerability in protobuf

Any project that parses untrusted Protocol Buffers data containing an arbitrary number of nested groups/series of SGROUP tags can be corrupted due to exceeding the stack limit, i.e., StackOverflow. Parsing nested groups as unknown fields using the DiscardUnknownFieldsParser or the Java Protobuf...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: timers/migration: Fixed an issue where a “off-by-one” root connection error occurred. Before attaching a new root to the old root, the number of children in the new root was checked to ensure that only the top-level groups of the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: dmaengine: idxd: The call with idxdcleanup helper has been removed from the refactoring process. The idxdcleanup helper is responsible for cleaning up operations related to perfmon, interrupts, internals, etc. Removing this ca...

Locally Differentially Private Frequency Estimation Via Joint Randomized Response

Local Differential Privacy LDP has been widely recognized as a powerful tool for providing a strong theoretical guarantee of data privacy to data contributors against an untrusted data collector. Under a typical LDP scheme, each data contributor independently randomly perturbs their data before...

Ransomware Gangs Exploit Unpatched SimpleHelp Flaws to Target Victims with Double Extortion

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Thursday disclosed that ransomware actors are targeting unpatched SimpleHelp Remote Monitoring and Management RMM instances to compromise customers of an unnamed utility billing software provider. "This incident reflects a broader...

Adaptive Chosen-Ciphertext Security of Distributed Broadcast Encryption

Distributed broadcast encryption DBE is a specific kind of broadcast encryption BE where users independently generate their own public and private keys, and a sender can efficiently create a ciphertext for a subset of users by using the public keys of the subset users. Previously proposed DBE...

CVE-2025-4573

Mattermost versions 10.7.x = 10.7.1, 10.6.x = 10.6.3, 10.5.x = 10.5.4, 9.11.x = 9.11.13 fail to properly validate LDAP group ID attributes, allowing an authenticated administrator with PermissionSysconsoleWriteUserManagementGroups permission to execute LDAP search filter injection via the PUT...

CVE-2025-4573: Improper Neutralization of Special Elements used in an LDAP Query

Mattermost versions 10.7.x = 10.7.1, 10.6.x = 10.6.3, 10.5.x = 10.5.4, 9.11.x = 9.11.13 fail to properly validate LDAP group ID attributes, allowing an authenticated administrator with PermissionSysconsoleWriteUserManagementGroups permission to execute LDAP search filter injection via the PUT...

OpenAI Bans ChatGPT Accounts Used by Russian, Iranian, and Chinese Hacker Groups

OpenAI has revealed that it banned a set of ChatGPT accounts that were likely operated by Russian-speaking threat actors and two Chinese nation-state hacking groups to assist with malware development, social media automation, and research about U.S. satellite communications technologies, among...

Minoritised Ethnic People'S Security and Privacy Concerns and Responses Towards Essential Online Services

Minoritised ethnic people are marginalised in society, and therefore at a higher risk of adverse online harms, including those arising from the loss of security and privacy of personal data. Despite this, there has been very little research focused on minoritised ethnic people's security and...