CVE-2026-43123

Summary: CVE-2026-43123 affects the Linux kernel’s fbcon component. The root cause is a missing return-value check in con2fb_acquire_newinfo(); if fbcon_open() fails during this call, info->fbcon_par may be NULL and dereferenced, potentially crashing the system. The provided documents indicate...

CVE-2026-43123 fbcon: check return value of con2fb_acquire_newinfo()

In the Linux kernel, the following vulnerability has been resolved: fbcon: check return value of con2fbacquirenewinfo If fbconopen fails when called from con2fbacquirenewinfo then info-fbconpar pointer remains NULL which is later dereferenced. Add check for return value of the function...

CVE-2026-43123 fbcon: check return value of con2fb_acquire_newinfo()

In the Linux kernel, the following vulnerability has been resolved: fbcon: check return value of con2fbacquirenewinfo If fbconopen fails when called from con2fbacquirenewinfo then info-fbconpar pointer remains NULL which is later dereferenced. Add check for return value of the function...

CVE-2026-43122

CVE-2026-43122 has been reported as rejected in the primary CVE entry, but connected sources provide concrete technical details about the underlying Linux kernel issue. The vulnerability concerns ACPI: Processor idle handling in the Linux kernel. Specifically, the cpuidle driver check in __acpi_p...

CVE-2026-43122

In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: Update cpuidle driver check in acpiprocessorstart Commit 7a8c994cbb2d "ACPI: processor: idle: Optimize ACPI idle driver registration" moved the ACPI idle driver registration to acpiprocessordriverinit and...

CVE-2026-43122

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CVE-2026-43122 ACPI: processor: Update cpuidle driver check in __acpi_processor_start()

In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: Update cpuidle driver check in acpiprocessorstart Commit 7a8c994cbb2d "ACPI: processor: idle: Optimize ACPI idle driver registration" moved the ACPI idle driver registration to acpiprocessordriverinit and...

AZL-85920 CVE-2026-43101 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix potential NULL dereferences in ioam6filltracedata We need to check in6devget for possible NULL value, as suggested by Yiming Qian. Also add skbdstdevrcu instead of skbdstdev, and two missing READONCE. Note that @d...

CVE-2026-43099

In the Linux kernel, the following vulnerability has been resolved: ipv4: icmp: fix null-ptr-deref in icmpbuildprobe ipv6stub-ipv6devfind may return ERRPTR-EAFNOSUPPORT when the IPv6 stack is not active CONFIGIPV6=m and not loaded, and passing this error pointer to devhold will cause a kernel cra...

CVE-2026-43100

In the Linux kernel, the following vulnerability has been resolved: bridge: guard local VLAN-0 FDB helpers against NULL vlan group When CONFIGBRIDGEVLANFILTERING is not set, brvlangroup and nbpvlangroup return NULL brprivate.h stub definitions. The BRBOOLOPTFDBLOCALVLAN0 toggle code is compiled...

CVE-2026-43101

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fix potential NULL dereferences in ioam6filltracedata We need to check in6devget for possible NULL value, as suggested by Yiming Qian. Also add skbdstdevrcu instead of skbdstdev, and two missing READONCE. Note that @d...

CVE-2026-43094

In the Linux kernel, the following vulnerability has been resolved: ixgbevf: add missing negotiatefeatures op to Hyper-V ops table Commit a7075f501bd3 "ixgbevf: fix mailbox API compatibility by negotiating supported features" added the .negotiatefeatures callback to ixgbemacoperations and populat...

CVE-2026-43086

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix NULL deref in ipvsaddservice error path When ipvsbindscheduler succeeds in ipvsaddservice, the local variable sched is set to NULL. If ipvsstartestimator subsequently fails, the outerr cleanup calls...

CVE-2026-43082

In the Linux kernel, the following vulnerability has been resolved: net: txgbe: leave space for null terminators on propertyentry Lists of struct propertyentry are supposed to be terminated with an empty property, this driver currently seems to be allocating exactly the amount of entry used. Chan...

httpd: mod_authn_socache: NULL pointer dereference can cause a child process crash

A flaw was found in the modauthnsocache module of httpd. This vulnerability allows an unauthenticated remote user to crash a child process due to a NULL pointer dereference when the server is operating in a caching forward proxy configuration...

BIT-APACHE-2026-29169 Apache HTTP Server: mod_dav_lock indirect lock crash

A NULL pointer dereference in moddavlock in Apache HTTP Server 2.4.66 and earlier 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 moddavsvn from Apache Subversion earlier than...

kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

CVE-2026-43120 RDMA/irdma: Fix double free related to rereg_user_mr

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix double free related to reregusermr If IBMRREREGTRANS is set during reregusermr, the umem will be released and a new one will be allocated in irdmareregmrtrans. If any step of irdmareregmrtrans fails after the new...

CVE-2026-43120

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix double free related to reregusermr If IBMRREREGTRANS is set during reregusermr, the umem will be released and a new one will be allocated in irdmareregmrtrans. If any step of irdmareregmrtrans fails after the new...

CVE-2026-43100

In the Linux kernel, the following vulnerability has been resolved: bridge: guard local VLAN-0 FDB helpers against NULL vlan group When CONFIGBRIDGEVLANFILTERING is not set, brvlangroup and nbpvlangroup return NULL brprivate.h stub definitions. The BRBOOLOPTFDBLOCALVLAN0 toggle code is compiled...