Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986996)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986996 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf: Track subprog poke descriptors correctly and fix use-after-free Subprograms are calling...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414597)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414597 advisory. In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attac...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414539)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414539 advisory. A memory leak vulnerability was found in the Linux kernel's eBPF for the Simulated networking device driver in the way user uses BPF for the device such that functio...

USN-7791-3: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Packet sockets; - Network traffic control; - VMware vSockets driver; - XFRM subsystem; CVE-2025-38617,...

USN-7791-3 linux-gcp, linux-gcp-6.14, linux-oem-6.14 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Packet sockets; - Network traffic control; - VMware vSockets driver; - XFRM subsystem; CVE-2025-38617,...

SUSE CVE-2023-53539

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix incomplete state save in rxerequester If a send packet is dropped by the IP layer in rxerequester the call to rxexmitpacket can fail with err == -EAGAIN. To recover, the state of the wqe is restored to the state...

SUSE CVE-2023-53578

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: Fix an uninit variable access bug in qrtrtxresume Syzbot reported a bug as following: ===================================================== BUG: KMSAN: uninit-value in qrtrtxresume+0x185/0x1f0 net/qrtr/afqrtr.c:230...

CVE-2023-53585

In the Linux kernel, the following vulnerability has been resolved: bpf: reject unhashed sockets in bpfskassign The semantics for bpfskassign are as follows: sk = somelookupfunc bpfskassignskb, sk bpfskreleasesk That is, the sk is not consumed by bpfskassign. The function therefore needs to make...

AZL-77396 CVE-2023-53539 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix incomplete state save in rxerequester If a send packet is dropped by the IP layer in rxerequester the call to rxexmitpacket can fail with err == -EAGAIN. To recover, the state of the wqe is restored to the state...

CVE-2023-53539

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix incomplete state save in rxerequester If a send packet is dropped by the IP layer in rxerequester the call to rxexmitpacket can fail with err == -EAGAIN. To recover, the state of the wqe is restored to the state...

UBUNTU-CVE-2023-53535

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: Add a check for oversized packets Occasionnaly we may get oversized packets from the hardware which exceed the nomimal 2KiB buffer size we allocate SKBs with. Add an early check which drops the packet to avoid...

UBUNTU-CVE-2022-50490

In the Linux kernel, the following vulnerability has been resolved: bpf: Propagate error from htablockbucket to userspace In htabmaplookupanddeletebatch if htablockbucket returns -EBUSY, it will go to next bucket. Going to next bucket may not only skip the elements in current bucket silently, but...

UBUNTU-CVE-2023-53539

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix incomplete state save in rxerequester If a send packet is dropped by the IP layer in rxerequester the call to rxexmitpacket can fail with err == -EAGAIN. To recover, the state of the wqe is restored to the state...

CVE-2023-53585 bpf: reject unhashed sockets in bpf_sk_assign

In the Linux kernel, the following vulnerability has been resolved: bpf: reject unhashed sockets in bpfskassign The semantics for bpfskassign are as follows: sk = somelookupfunc bpfskassignskb, sk bpfskreleasesk That is, the sk is not consumed by bpfskassign. The function therefore needs to make...

CVE-2022-50490 bpf: Propagate error from htab_lock_bucket() to userspace

In the Linux kernel, the following vulnerability has been resolved: bpf: Propagate error from htablockbucket to userspace In htabmaplookupanddeletebatch if htablockbucket returns -EBUSY, it will go to next bucket. Going to next bucket may not only skip the elements in current bucket silently, but...

CVE-2023-53578

Linux kernel CVE-2023-53578 affects the qrtr path, where an uninit access occurs in qrtr_tx_resume() due to skb->len potentially being smaller than sizeof(struct qrtr_ctrl_pkt) when QRTR_TYPE_RESUME_TX is processed. The vulnerability arises in qrtr_endpoint_post() during syzbot scenarios, trig...

CVE-2023-53578 net: qrtr: Fix an uninit variable access bug in qrtr_tx_resume()

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: Fix an uninit variable access bug in qrtrtxresume Syzbot reported a bug as following: ===================================================== BUG: KMSAN: uninit-value in qrtrtxresume+0x185/0x1f0 net/qrtr/afqrtr.c:230...

CVE-2023-53578 net: qrtr: Fix an uninit variable access bug in qrtr_tx_resume()

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: Fix an uninit variable access bug in qrtrtxresume Syzbot reported a bug as following: ===================================================== BUG: KMSAN: uninit-value in qrtrtxresume+0x185/0x1f0 net/qrtr/afqrtr.c:230...

CVE-2023-53577 bpf, cpumap: Make sure kthread is running before map update returns

In the Linux kernel, the following vulnerability has been resolved: bpf, cpumap: Make sure kthread is running before map update returns The following warning was reported when running stress-mode enabled xdpredirectcpu with some RT threads: ------------ cut here ------------ WARNING: CPU: 4 PID: ...

CVE-2023-53577 bpf, cpumap: Make sure kthread is running before map update returns

In the Linux kernel, the following vulnerability has been resolved: bpf, cpumap: Make sure kthread is running before map update returns The following warning was reported when running stress-mode enabled xdpredirectcpu with some RT threads: ------------ cut here ------------ WARNING: CPU: 4 PID: ...