PT-2026-34415

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A null pointer dereference exists in the Bluetooth L2CAP component. The issue occurs within the l2cap sock ready cb function when the sk pointer is used without verifying if it is null...

PT-2026-34363

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description Multiple sysfs command paths dereference contexts arr0 without verifying that kdamond-contexts-nr equals 1. A privileged user can set nr contexts to 0 via sysfs while DAMON is running,...

CVE-2026-31457: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: check contexts-nr in repeatcallfn damonsysfsrepeatcallfn calls damonsysfsupdtunedintervals, damonsysfsupdschemesstats, and damonsysfsupdschemeseffectivequotas without checking contexts-nr. If nrcontexts is set to ...

CVE-2026-31481: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: tracing: Drain deferred trigger frees if kthread creation fails Boot-time trigger registration can fail before the trigger-data cleanup kthread exists. Deferring those frees until late init is fine, but the post-boot fallback mus...

CVE-2026-33601: NULL Pointer Dereference

If you use the zoneToCache function with a malicious authoritative server, an attacker can send a zone that result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013418)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013418 advisory. A flaw NULL Pointer Dereference in the Linux kernel NTFS3 driver function attrpunchhole was found. A local user could use this flaw to crash the system. Tenable has...

Linux Distros Unpatched Vulnerability : CVE-2026-6844

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the readelf utility of the binutils package. A local attacker could exploit two Denial of Service DoS vulnerabilities by providing a special...

CVE-2026-31510: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref on l2capsockreadycb Before using sk pointer, check if it is null. Fix the following: KASAN: null-ptr-deref in range 0x0000000000000260-0x0000000000000267 CPU: 0 UID: 0 PID: 5985 Comm:...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013681)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013681 advisory. In the Linux kernel, the following vulnerability has been resolved: tracing: Fix race condition in kprobe initialization causing NULL pointer dereference There is a...

PowerDNS Recursor（pdns_recursor） 代码问题漏洞

PowerDNS Recursor pdnsrecursor is a domain name resolution server developed by the Dutch company PowerDNS. There is a code vulnerability in PowerDNS Recursor, which stems from the ability for attackers to send responses that lead to null pointer dereferencing. Due to lack of consistency checks,...

PT-2026-34327

If you use the zoneToCache function with a malicious authoritative server, an attacker can send a zone that result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service...

CVE-2026-31459: Missing Release of Memory after Effective Lifetime

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: fix paramctx leak on damonsysfsnewtestctx failure Patch series "mm/damon/sysfs: fix memory leak and NULL dereference issues", v4. DAMONSYSFS can leak memory under allocation failure, and do NULL pointer dereferenc...

CVE-2026-31485: Use After Free

In the Linux kernel, the following vulnerability has been resolved: spi: spi-fsl-lpspi: fix teardown order issue UAF There is a teardown order issue in the driver. The SPI controller is registered using devmspiregistercontroller, which delays unregistration of the SPI controller until after the...

CVE-2026-33262: NULL Pointer Dereference

An attacker can send replies that result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service. Cookies are disabled by default...

CVE-2026-31437: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix NULL pointer dereference in netfsunbufferedwrite on retry When a write subrequest is marked NETFSSREQNEEDRETRY, the retry path in netfsunbufferedwrite unconditionally calls stream-preparewrite without checking if it is...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from incorrect descriptor completion in the llistabortdesc function of the dmaengine module. This...

CVE-2026-6845: NULL Pointer Dereference

A flaw was found in binutils, specifically within the readelf utility. This vulnerability allows a local attacker to cause a Denial of Service DoS by tricking a user into processing a specially crafted Executable and Linkable Format ELF file. The exploitation of this flaw can lead to the system...

CVE-2026-6844: Uncontrolled Resource Consumption

A flaw was found in the readelf utility of the binutils package. A local attacker could exploit two Denial of Service DoS vulnerabilities by providing a specially crafted Executable and Linkable Format ELF file. One vulnerability, a resource exhaustion CWE-400, can lead to an out-of-memory...

CVE-2026-31458: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: check contexts-nr before accessing contextsarr0 Multiple sysfs command paths dereference contextsarr0 without first verifying that kdamond-contexts-nr == 1. A user can set nrcontexts to 0 via sysfs while DAMON is...

CVE-2026-31515: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: afkey: validate families in pfkeysendmigrate syzbot was able to trigger a crash in skbput 1 Issue is that pfkeysendmigrate does not check old/new families, and that setipsecrequest @family argument was truncated, thus possibly...