Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel through version 5.9.1, as used with Xen up to version 4.14.x. The file drivers/xen/events/eventsbase.c allows for the removal of event channels during the event-handling loop a race condition. This can lead to a use-after-free or NULL pointer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: octeonep VF: Added NULL checks for napibuildskb. The napibuildskb function can return NULL when allocation fails. In octep VFoqprocessrx, the result is used directly without a NULL check in both the single-buffer and...

Astra Linux – Vulnerability in Linux 5.15

A null pointer dereference issue was detected in the can protocol in the net/can/afcan.c file in Linux before Linux. The mlpriv variable may not be initialized in the receive path of CAN frames. A local user could exploit this flaw to crash the system or potentially cause a denial of service...

Astra Linux – Vulnerability in Linux 5.15

A flaw in the NULL Pointer Dereference mechanism within the Linux kernel’s NTFS3 driver function attrpunchhole was identified. A local user could exploit this flaw to crash the system...

Astra Linux – Vulnerability in Linux 5.15

A NULL pointer dereference flaw was discovered in the Linux kernel’s KVM module. This flaw can lead to a denial of service in the x86emulateinsn function in arch/x86/kvm/emulate.c. The flaw occurs when an illegal instruction is executed on the guest CPU of the Intel model...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in the Linux kernel through version 5.16-rc6. The function rtwinitxmitpriv in drivers/staging/r8188eu/core/rtwxmit.c lacks a check on the return value of rtwallochwxmits, which can lead to a null pointer derefrence...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel through version 5.10.1, as used with Xen up to version 4.14.x. The Linux kernel’s PV block backend expects the kernel thread handler to reset ring-xenblkd to NULL when the thread is stopped. However, the handler may not have enough time to execute if the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/kprobes: Fixed a null pointer reference in archpreparekprobe I found a null pointer reference in archpreparekprobe: echo 'p cmdlineprocshow' kprobeevents echo 'p cmdlineprocshow+16' kprobeevents The kernel attempted to re...

Astra Linux – Vulnerability in Apache2

A NULL pointer dereference in moddavlock in the Apache HTTP Server 2.4.66 and earlier versions may allow an attacker to crash the server with a malicious request. moddavlock is not used internally by moddav or moddavfs. The only known use-case for moddavlock was in moddavsvn from Apache Subversio...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: Added checks for devmkcalloc. Since devmkcalloc may return NULL, the return value needs to be checked to avoid dereferencing a NULL pointer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: Do not allow pointer operations on unconfigured streams When reporting the pointer for a compressed stream, we report the current I/O frame position by dividing the position by the number of channels multiplied by the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: SoundWire: Revisiting the driver’s bind/unbind operations and callbacks In the SoundWire framework, we store a pointer from the driver operations in the “slave” structure. This can lead to kernel errors when unbinding codec...

EUVD-2026-38004

A use-after-free vulnerability was found in FFmpeg's RASC video decoder. The decodemove function initializes a read pointer into a decompressed buffer, but a subsequent reallocation of that same buffer during move-table processing leaves the pointer dangling. An attacker could exploit this by...

PT-2026-50888

Name of the Vulnerable Software and Affected Versions NI grpc-device versions prior to 2.17.0 Description An untrusted pointer dereference exists in the sideband streaming API. This issue allows an attacker to trigger an arbitrary memory dereference, which could lead to remote code execution...

PT-2026-50890

Name of the Vulnerable Software and Affected Versions NI grpc-device versions prior to 2.17.0 Description A NULL pointer dereference occurs in the data moniker service of NI grpc-device. A NULL pointer dereference is a condition where a program attempts to read or write to a memory address that i...

CVE-2026-55204

HAProxy through 3.4.0, fixed in commit 9a6d1fe, contains a null pointer dereference vulnerability in hpackdhtinsert within src/hpack-tbl.c that fails to validate the return value of hpackdhtdefrag when the memory pool is exhausted. An attacker can trigger HPACK dynamic table insertions under memo...

PT-2026-51084

Name of the Vulnerable Software and Affected Versions oj gem affected versions not specified Description A heap use-after-free occurs in Oj::Parserparse when a SAJ/SAJ2 callback mutates the input JSON string during the parsing process. The C engine maintains a raw pointer to the Ruby string's...

The vulnerability in the WebAssembly component of Mozilla Firefox, Firefox ESR, and the Thunderbird email client allows a hacker to trigger a service failure.

The vulnerability of the WebAssembly component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to access to an uninitialized pointer. Exploiting this vulnerability could allow a malicious actor to cause service interruptions...

PT-2026-50982

Name of the Vulnerable Software and Affected Versions libaom affected versions not specified Description An arbitrary address write issue exists in the reference AV1 codec implementation. A missing bounds check in the Scalable Video Coding SVC layer ID control function allows an attacker to injec...

Oj - Use-After-Free in Oj::Parser Symbol Key Cache Toggle

Summary Disabling symbolkeys on a reused Oj::Parser instance triggers a heap use-after-free. When symbolkeys is toggled from true to false, optsymbolkeysset frees the internal key cache cachefree but does not clear the pointer. The next parse call reads from the freed cache via cacheintern,...