CVE-2026-40249

CVE-2026-40249 affects free5GC UDR (versions 4.2.1 and earlier). The PUT handler for /nudr-dr/v2/policy-data/subs-to-notify/{subsId} may continue processing after request body read or deserialization errors, invoking the processor with an uninitialized/partially initialized PolicyDataSubscription...

free5GC 安全漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC prior to 4.2.1 contained security vulnerabilities. These vulnerabilities stemmed from the PUT request handler in the UDR service, which failed to properly return values after request parsing or...

Improper Check for Unusual or Exceptional Conditions

Overview Affected versions of this package are vulnerable to Improper Check for Unusual or Exceptional Conditions in the HandlePolicyDataSubsToNotifySubsIdPut process. An attacker can cause unintended modification of existing Policy Data notification subscriptions by sending malformed, empty, or...

Improper Check for Unusual or Exceptional Conditions

Overview github.com/free5gc/udr/internal/sbi is a None Affected versions of this package are vulnerable to Improper Check for Unusual or Exceptional Conditions. in the HandlePolicyDataSubsToNotifySubsIdPut process. An attacker can cause unintended modification of existing Policy Data notification...

GHSA-GX38-8H33-PMXR free5gc UDR fail-open request handling in PolicyDataSubsToNotifySubsIdPut may allow unintended subscription updates after input errors

Summary A fail-open request handling flaw in the UDR service causes the /nudr-dr/v2/policy-data/subs-to-notify/subsId PUT handler to continue processing requests even after request body retrieval or deserialization errors. This may allow unintended modification of existing Policy Data notificatio...

PT-2026-32976

Name of the Vulnerable Software and Affected Versions free5GC versions 4.2.1 and earlier Description A fail-open request handling flaw exists in the UDR service. The PUT handler for the endpoint '/nudr-dr/v2/policy-data/subs-to-notify/subsId' does not terminate execution after request body...

PT-2026-32431

Incorrect Authorization CWE-863 in Kibana can lead to cross-space information disclosure via Privilege Abuse CAPEC-122. A user with Fleet agent management privileges in one Kibana space can retrieve Fleet Server policy details from other spaces through an internal enrollment endpoint. The endpoin...

CVE-2026-5567

A flaw has been found in Tenda M3 1.0.0.10. This vulnerability affects the function setAdvPolicyData of the file /goform/setAdvPolicyData of the component Destination Handler. Executing a manipulation of the argument policyType can lead to buffer overflow. The attack can be executed remotely. The...

EUVD-2026-19081

A flaw has been found in Tenda M3 1.0.0.10. This vulnerability affects the function setAdvPolicyData of the file /goform/setAdvPolicyData of the component Destination Handler. Executing a manipulation of the argument policyType can lead to buffer overflow. The attack can be executed remotely. The...

CVE-2026-5567 Tenda M3 Destination setAdvPolicyData buffer overflow

A flaw has been found in Tenda M3 1.0.0.10. This vulnerability affects the function setAdvPolicyData of the file /goform/setAdvPolicyData of the component Destination Handler. Executing a manipulation of the argument policyType can lead to buffer overflow. The attack can be executed remotely. The...

CVE-2025-69208 free5GC UDR's NEF incorrectly returns 500 for missing PFD data (UDR 404) in Nnef_PfdManagement GET request

free5GC UDR is the user data repository UDR for free5GC, an an open-source project for 5th generation 5G mobile core networks. Versions prior to 1.4.1 contain an Improper Error Handling vulnerability with Information Exposure. All deployments of free5GC using the NnefPfdManagement service may be...

When Cloud Outages Ripple Across the Internet

Recent major cloud service outages have been hard to miss. High-profile incidents affecting providers such as AWS, Azure, and Cloudflare have disrupted large parts of the internet, taking down websites and services that many other systems depend on. The resulting ripple effects have halted...

EUVD-2023-60370

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix NULL deref caused by blkgpolicydata being installed before init blk-iocost sometimes causes the following crash: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... RIP: 0010:rawspinlock+0x17/0x30...

CVE-2023-54271

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix NULL deref caused by blkgpolicydata being installed before init blk-iocost sometimes causes the following crash: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... RIP: 0010:rawspinlock+0x17/0x30...

CVE-2023-54271

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix NULL deref caused by blkgpolicydata being installed before init blk-iocost sometimes causes the following crash: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... RIP: 0010:rawspinlock+0x17/0x30...

CVE-2023-54271

CVE-2023-54271 concerns a NULL pointer dereference in the Linux kernel related to block cgroup handling. The issue arises when blkcg_activate_policy installs blkg_policy_data before ioc_weight policy data is fully initialized, causing a race with ioc_weight_write() that can encounter an uninitial...

CVE-2023-54271 blk-cgroup: Fix NULL deref caused by blkg_policy_data being installed before init

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix NULL deref caused by blkgpolicydata being installed before init blk-iocost sometimes causes the following crash: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... RIP: 0010:rawspinlock+0x17/0x30...

CVE-2023-54271 blk-cgroup: Fix NULL deref caused by blkg_policy_data being installed before init

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix NULL deref caused by blkgpolicydata being installed before init blk-iocost sometimes causes the following crash: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... RIP: 0010:rawspinlock+0x17/0x30...

CVE-2025-15230

A vulnerability was found in Tenda M3 1.0.0.134903. Affected by this issue is the function formSetVlanPolicy of the file /goform/setVlanPolicyData. Performing a manipulation of the argument qvlantruckport results in heap-based buffer overflow. Remote exploitation of the attack is possible. The...

EUVD-2025-205692

A vulnerability was found in Tenda M3 1.0.0.134903. Affected by this issue is the function formSetVlanPolicy of the file /goform/setVlanPolicyData. Performing manipulation of the argument qvlantruckport results in heap-based buffer overflow. Remote exploitation of the attack is possible. The...