krb5: MIT Kerberos 5: Denial of Service via NULL pointer dereference in NegoEx mechanism

A flaw was found in MIT Kerberos 5 krb5. An unauthenticated remote attacker can exploit a NULL pointer dereference vulnerability by calling gssacceptseccontext on a system with a NegoEx mechanism registered. This can lead to the termination of the process, resulting in a Denial of Service DoS...

CLSA-2026-1779225366 libxml2: Fix of CVE-2022-2309

CVE-2022-2309: reset nsNr in xmlCtxtReset and htmlCtxtReset to prevent NULL pointer dereference / DoS triggered via crafted XML or HTML input reused across parser context resets...

NULL Pointer Dereference

Overview @haxtheweb/haxcms-nodejs is a HAXcms nodejs backend Affected versions of this package are vulnerable to NULL Pointer Dereference when an authenticated attacker sends a specially crafted site creation request to the createSite endpoint. A single request is sufficient to take the entire...

CVE-2026-7262

A flaw was found in PHP. When a PHP SOAP server has a typemap configured, the apache:Map decoding process checks the incorrect variable in case of a missing value element. This incorrect check leads to a NULL pointer dereference and allows a remote unauthenticated attacker to crash the PHP SOAP...

CVE-2026-32134

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In versions 0.24.10 and below, when NanoMQ handles high-concurrency reconnect traffic using a reconnect-collision payload, the broker can crash due to a NULL pointer dereference during MQTT session resumption for cleanstart=0...

CVE-2026-32134 NanoMQ: NULL Pointer Dereference Crash in tcptran_pipe_peer During Session Restore

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In versions 0.24.10 and below, when NanoMQ handles high-concurrency reconnect traffic using a reconnect-collision payload, the broker can crash due to a NULL pointer dereference during MQTT session resumption for cleanstart=0...

CVE-2026-32134 NanoMQ: NULL Pointer Dereference Crash in tcptran_pipe_peer During Session Restore

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In versions 0.24.10 and below, when NanoMQ handles high-concurrency reconnect traffic using a reconnect-collision payload, the broker can crash due to a NULL pointer dereference during MQTT session resumption for cleanstart=0...

CVE-2026-32134

CVE-2026-32134 affects NanoMQ subinfol is freed/NULL’d before restoration, and the transport iterates it without NULL checks. It is fixed in version 0.24.11; upgrade to that release or later to mitigate. No exploitation details are provided in the available documents.

CVE-2026-32134 NanoMQ: NULL Pointer Dereference Crash in tcptran_pipe_peer During Session Restore

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In versions 0.24.10 and below, when NanoMQ handles high-concurrency reconnect traffic using a reconnect-collision payload, the broker can crash due to a NULL pointer dereference during MQTT session resumption for cleanstart=0...

EUVD-2026-30965

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In versions 0.24.10 and below, when NanoMQ handles high-concurrency reconnect traffic using a reconnect-collision payload, the broker can crash due to a NULL pointer dereference during MQTT session resumption for cleanstart=0...

CVE-2026-32134

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In versions 0.24.10 and below, when NanoMQ handles high-concurrency reconnect traffic using a reconnect-collision payload, the broker can crash due to a NULL pointer dereference during MQTT session resumption for cleanstart=0...

OPENSUSE-SU-2026:20769-1 Security update for mozjs115

This update for mozjs115 fixes the following issues: Changes in mozjs115: - CVE-2026-32776: Fixed a NULL pointer dereference when processing empty external parameter entities inside an entity declaration value bsc1259728 - CVE-2026-32777: Fixed a denial of service due to infinite loop in DTD...

Advisory ROSA-SA-2026-3272

software: harfbuzz 7.0.1 OS: ROSA-CHROME unaffected versions = harfbuzz-7.0.1-3 affected versions harfbuzz-7.0.1-3 CVE-ID: CVE-2026-22693 BDU-ID: None CVE-Crit: MEDIUM CVE-DESC.: A null pointer dereferencing vulnerability in HarfBuzz is related to a lack of validation of the hbmalloc return value...

kernel: dm: fix NULL pointer dereference in __dm_suspend()

In the Linux kernel, the following vulnerability has been resolved: dm: fix NULL pointer dereference in dmsuspend There is a race condition between dm device suspend and table load that can lead to null pointer dereference. The issue occurs when suspend is invoked before table load completes: BUG...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

kernel: wifi: mac80211_hwsim: fix typo in frequency notification

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: fix typo in frequency notification The NAN notification is for 5745 MHz which corresponds to channel 149 and not 5475 which is not actually a valid channel. This could result in a NULL pointer dereference in...

freerdp: FreeRDP has a NULL Pointer Dereference in rdp_write_logon_info_v2()

A null pointer dereference has been discovered in FreeRDP. A NULL pointer dereference vulnerability in rdpwritelogoninfov2 allows a malicious RDP server to crash FreeRDP proxy by sending a specially crafted LogonInfoV2 PDU with cbDomain=0 or cbUserName=0...

libssh: NULL Pointer Dereference in libssh KEX Session ID Calculation

A flaw was found in libssh, a library that implements the SSH protocol. When calculating the session ID during the key exchange KEX process, an allocation failure in cryptographic functions may lead to a NULL pointer dereference. This issue can cause the client or server to crash...

kernel: Linux kernel: Denial of Service in ice driver due to race condition during VSI rebuild

A flaw was found in the Linux kernel's ice network driver. A local attacker could exploit a race condition during the Virtual Station Interface VSI rebuild process. This flaw occurs when the Precision Time Protocol PTP periodic work attempts to access uninitialized memory, leading to a NULL point...

kernel: PCI/AER: Avoid NULL pointer dereference in aer_ratelimit()

A flaw was found in the Linux kernel PCI/AER Advanced Error Reporting subsystem. When platform firmware reports error information via the ACPI APEI GHES mechanism for a device that does not advertise an AER capability, dev-aerinfo remains NULL. The function aerratelimit does not check for this...