USN-8604-1: Linux kernel (Azure) 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: - Foo-over-UDP (FOU); - ARM64 architecture; - x86 architecture; - Block layer subsystem; - Cryptographic API; - Drivers core; - Null block device driver; - Bluetooth drivers; - Counter interface drivers; - DMA engine subsystem; - DPLL subsystem; - GPIO subsystem; - GPU drivers; - I2C subsystem; - IIO ADC drivers; - IIO subsystem; - InfiniBand drivers; - On-Chip Interconnect management framework; - IOMMU subsystem; - IRQ chip drivers; - Modular ISDN driver; - LED subsystem; - Multiple devices driver; - UACCE accelerator framework; - MMC subsystem; - Ethernet bonding driver; - Network drivers; - Mellanox network drivers; - Microsoft Azure Network Adapter (MANA) driver; - STMicroelectronics network drivers; - NVME drivers; - Device tree and open firmware driver; - PHY drivers; - x86 platform drivers; - i.MX PM domains; - SCSI subsystem; - SLIMbus drivers; - SPI subsystem; - TTY drivers; - USB Host Controller drivers; - USB over IP driver; - W1 Dallas's 1-wire bus driver; - Xen hypervisor drivers; - BTRFS file system; - File systems infrastructure; - EFI Variable file system; - Ext4 file system; - FUSE (File system in Userspace); - Network file systems library; - Network file system (NFS) client; - Network file system (NFS) server daemon; - SMB network file system; - Memory Management; - Kernel thread helper (kthread); - Memory management; - Scheduler infrastructure; - Tracing infrastructure; - IPv6 networking; - Netfilter; - NFC subsystem; - io_uring subsystem; - Perf events; - Kernel exit() syscall; - Hibernation control; - Timer subsystem; - BPF subsystem; - Floating proportions library; - Scatterlist API; - B.A.T.M.A.N. meshing protocol; - Bluetooth subsystem; - Ethernet bridge; - CAN network layer; - Ceph Core library; - Networking core; - IPv4 networking; - L2TP protocol; - MAC80211 subs
CSIRTS triage
- What
- Several security issues were discovered in the Linux kernel that could allow an attacker to compromise the system.
- Who is affected
- Deployments of the Linux kernel, particularly those using affected subsystems.
- Urgency
- Remediation is urgent due to the potential for system compromise, although the severity is currently unknown.
- Action
- Update to the latest version of the Linux kernel to address these vulnerabilities.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://ubuntu.com/security/notices/USN-8604-1
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2025-711580.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 4% of all scored CVEs.
- Low exploitation riskCVE-2025-711600.16% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 6% of all scored CVEs.
- Low exploitation riskCVE-2025-711610.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all scored CVEs.
- Low exploitation riskCVE-2025-711620.19% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 9% of all scored CVEs.
- Low exploitation riskCVE-2025-711630.19% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 9% of all scored CVEs.
- Low exploitation riskCVE-2025-711800.15% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 5% of all scored CVEs.
- Low exploitation riskCVE-2025-711820.16% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 5% of all scored CVEs.
- Low exploitation riskCVE-2025-711830.36% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 29% of all scored CVEs.
- Low exploitation riskCVE-2025-711840.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all scored CVEs.
- Low exploitation riskCVE-2025-711850.19% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 9% of all scored CVEs.
Referenced CVEs
+219 more CVEs referenced in this advisory.
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- highUSN-8620-4: Linux kernel (Intel IoTG) vulnerabilitiesubuntu
- high[UPDATE] [high] Linux Kernel: Multiple vulnerabilities enable denial of servicecert-bund
- high[UPDATE] [high] Linux Kernel: Multiple vulnerabilitiescert-bund
- high[UPDATE] [high] Linux Kernel: Multiple vulnerabilities allow denial of servicecert-bund
- high[UPDATE] [medium] Linux Kernel: Vulnerability Allows Unspecified Attackcert-bund
- medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilitiescert-bund
- medium[UPDATE] [medium] Linux Kernel: Multiple Vulnerabilitiescert-bund
- medium[UPDATE] [medium] Linux Kernel: Multiple Vulnerabilitiescert-bund
- high[UPDATE] [high] Linux Kernel: Multiple Vulnerabilitiescert-bund
- medium[UPDATE] [medium] Linux Kernel: Multiple Vulnerabilitiescert-bund
- medium[UPDATE] [medium] Linux Kernel: Multiple Vulnerabilitiescert-bund
- medium[UPDATE] [medium] Linux Kernel: Multiple Vulnerabilitiescert-bund
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