CVE-2026-50013

Hoverfly (an open-source API simulation/proxy tool by SpectoLabs) is affected by an unsynchronized concurrent map write in its Diff mode . Prior to version 1.12.8 , the AddDiff() function writes to the shared responsesDiff map without a mutex. Because Hoverfly processes proxy requests concurrentl...

CVE-2026-50013 Hoverfly: Process Crash via Concurrent Map Write Race Condition in Diff Mode

Hoverfly is an open source API simulation tool. Prior to version 1.12.8, when Hoverfly is running in Diff mode, the AddDiff function writes to the shared responsesDiff map without any synchronization no mutex. When multiple proxy requests are processed concurrently the normal case for any proxy,...

CVE-2026-50013 Hoverfly: Process Crash via Concurrent Map Write Race Condition in Diff Mode

Hoverfly is an open source API simulation tool. Prior to version 1.12.8, when Hoverfly is running in Diff mode, the AddDiff function writes to the shared responsesDiff map without any synchronization no mutex. When multiple proxy requests are processed concurrently the normal case for any proxy,...

CVE-2026-45712

CVE-2026-45712 concerns Mailpit's proxy CSS rewriter exposing a race condition: an unsynchronized read of a package-level assets map occurs concurrently with writes under the assetsMutex, causing a runtime panic (concurrent map read and map write) and a full Mailpit process crash, taking SMTP/POP...

GO-2026-5977 Hoverfly: Process Crash via Concurrent Map Write Race Condition in Diff Mode in github.com/SpectoLabs/hoverfly

Hoverfly: Process Crash via Concurrent Map Write Race Condition in Diff Mode in github.com/SpectoLabs/hoverfly...

GO-2026-5689 Mailpit: Concurrent map read & write in proxy CSS rewriter - remote unauth crash (fatal error: concurrent map read and map write) in github.com/axllent/mailpit

Mailpit: Concurrent map read & write in proxy CSS rewriter - remote unauth crash fatal error: concurrent map read and map write in github.com/axllent/mailpit...

CVE-2026-44318

Summary: The vulnerability CVE-2026-44318 affects free5GC BSF before 4.2.2, where PUT /nbsf-management/v1/subscriptions/{subId} unsafely writes to the global Subscriptions map without proper locking in the create-if-absent path. A concurrent authenticated PUT can cause a race between a read (RLoc...

CVE-2026-44318 free5GC: BSF concurrent PUT /nbsf-management/v1/subscriptions/{subId} crashes the BSF process via concurrent map read/write on Subscriptions

free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's BSF PUT /nbsf-management/v1/subscriptions/subId handler has an unsynchronized write on the global Subscriptions map. The handler first reads the map under RLock via BSFContext.GetSubscriptionsubId, but if t...

GO-2026-4994 free5GC's BSF concurrent PUT /nbsf-management/v1/subscriptions/{subId} crashes the BSF process via concurrent map read/write on Subscriptions in github.com/free5gc/bsf

free5GC's BSF concurrent PUT /nbsf-management/v1/subscriptions/subId crashes the BSF process via concurrent map read/write on Subscriptions in github.com/free5gc/bsf...

Mailpit: Concurrent map read & write in proxy CSS rewriter - remote unauth crash (fatal error: concurrent map read and map write)

Summary The screenshot/print proxy /proxy?data=… maintains a package-level assets mapstringMessageAssets cache, but reads the map without holding assetsMutex while a long-running cleanup goroutine and re-entrant CSS-rewriting code path concurrently write to it under the lock. When the...

EUVD-2026-18098

V-SFT versions 6.2.10.0 and prior contain a stack-based buffer overflow in VS6ComFile!CV7BaseMap::WriteV7DataToRom. Opening a crafted V7 file may lead to arbitrary code execution on the affected product...

CVE-2026-32925

CVE-2026-32925 affects FUJI Electric V-SFT: stack-based buffer overflow in VS6ComFile!CV7BaseMap::WriteV7DataToRom for versions

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003163)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003163 advisory. In the Linux kernel 4.15.x through 4.19.x before 4.19.2, mapwrite in kernel/usernamespace.c allows privilege escalation because it mishandles nested user namespaces...

PT-2025-41547

Name of the Vulnerable Software and Affected Versions V-SFT versions prior to 6.2.7.0 Description A stack-based buffer overflow exists in the CV7BaseMap::WriteV7DataToRom function within the VS6ComFile component. This issue arises when opening specially crafted V-SFT files. Successful exploitatio...

Exploit for Incorrect Authorization in Linux Linux_Kernel

CVE-2018-18955 Linux local root exploit. Wrapper for Jann Horn...

The vulnerability of the map_write() function in “kernel/user_namespace.c” in the Linux operating system allows a hacker to gain access to confidential data, compromise its integrity, and cause service failures.

The vulnerability of the mapwrite function in “kernel/usernamespace.c” in the Linux operating system is related to improper authorization. Exploiting this vulnerability can allow an attacker to access confidential data, compromise its integrity, and cause service failures...

DEBIAN-CVE-2018-18955

In the Linux kernel 4.15.x through 4.19.x before 4.19.2, mapwrite in kernel/usernamespace.c allows privilege escalation because it mishandles nested user namespaces with more than 5 UID or GID ranges. A user who has CAPSYSADMIN in an affected user namespace can bypass access controls on resources...