CVE-2026-47331 Use-after-free in Ubuntu Linux AppArmor notification handling

Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An unprivileged local user could trigger the race condition that can lead to a use-after-free UAF and, theoretically, arbitrary code execution...

EUVD-2026-32986

Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An unprivileged local user could trigger the race condition that can lead to a use-after-free UAF and, theoretically, arbitrary code execution...

CVE-2026-46117

A flaw was found in the Linux kernel's RDMA/mana component. A local user could trigger a kernel corruption by providing specific configurations through the user Application Programming Interface uAPI that cause an internal error. This issue arises when Work Queues WQs are specified to share the...

CVE-2026-47330

Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches that can use an uninitialized variable in notification handling code. The bug can be triggered by an unprivileged local user and can result in the incorrect caching of AppArmor notification responses. Affected component: AppArmor/notif...

EUVD-2026-32985

Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an uninitialized variable in notification handling code. The bug can be triggered by an unprivileged local user and can result in the incorrect caching of AppArmor notification responses...

CVE-2026-47330

Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an uninitialized variable in notification handling code. The bug can be triggered by an unprivileged local user and can result in the incorrect caching of AppArmor notification responses...

CVE-2026-47330

Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an uninitialized variable in notification handling code. The bug can be triggered by an unprivileged local user and can result in the incorrect caching of AppArmor notification responses...

CVE-2026-47329 Incorrect validation of field size in Ubuntu Linux AppArmor notification responses

Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches which fail to validate invalid sizes of the name field in AppAmor notification responses. The bug can be triggered by an unprivileged local user and could result in handling of crafted responses...

CVE-2026-47329

Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches which fail to validate invalid sizes of the name field in AppAmor notification responses. The bug can be triggered by an unprivileged local user and could result in handling of crafted responses...

CVE-2026-47328 Invalid pointer deallocation in Ubuntu Linux AppArmor notification handling

Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly attempt to free a pointer which was not previously kmallocd, while at the same time leaking allocated memory. The bug can be triggered by an unprivileged local user and can result in the corruption of slab metadata an...

CVE-2026-47328

Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly attempt to free a pointer which was not previously kmallocd, while at the same time leaking allocated memory. The bug can be triggered by an unprivileged local user and can result in the corruption of slab metadata an...

CVE-2026-47328

The CVE affects Ubuntu Linux versions 6.8, 6.17 and 7.0, where AppArmor SAUCE patches incorrectly free a pointer that was not kmalloc’d and leak memory. The vulnerability can be triggered by an unprivileged local user and may lead to slab metadata corruption and resource exhaustion. Root cause: d...

CVE-2026-47327

CVE-2026-47327 affects Ubuntu Linux 6.8, 6.17 and 7.0 where SAUCE patches introduce a NULL pointer dereference in AppArmor notification handling. The flaw can be triggered by an unprivileged local user and may lead to a kernel oops. The available documents do not provide exploit code, specific vu...

CVE-2026-47327 NULL pointer dereference in Ubuntu Linux AppArmor notification handling

Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor notifications. The bug can be triggered by an unprivileged local user. This can lead to a kernel oops...

CVE-2026-47327

Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor notifications. The bug can be triggered by an unprivileged local user. This can lead to a kernel oops...

CVE-2026-47326

Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a memory leak in the handling of big responses to AppArmor notifications. The bug can be triggered by an unprivileged local user. The memory leak could lead to resource exhaustion...

CVE-2026-47326

Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a memory leak in the handling of big responses to AppArmor notifications. The bug can be triggered by an unprivileged local user. The memory leak could lead to resource exhaustion...

CVE-2026-46168

A flaw was found in the Linux kernel's Multipath TCP MPTCP implementation. This vulnerability stems from an unsafe operation where locksockfast, intended for atomic contexts, is used with functions like socksettimestamp and socksettimestamping that can cause the system to sleep. Such an operation...

CVE-2026-45878

A flaw was found in the Linux kernel's AMD KFD Kernel Fusion Driver component. A local user could exploit a boundary error in the debug address watch v2 functionality by providing a specially crafted watchid. This could lead to a buffer overflow, potentially allowing memory access outside of...

CVE-2026-9789

A Local Privilege Escalation LPE vulnerability affects Acer NitroSense software versions prior to 3.01.3052. The vulnerability stems from the the PSAdminAgent service, which creates a Named Pipe with a weak Access Control List ACL. This allows any authenticated local user to connect and send...