USN-8729-3: Linux kernel vulnerabilities
Ubuntu patches multiple Linux kernel vulnerabilities affecting ARM, GPU, network drivers, and file systems.
Ubuntu released security notice USN-8729-3 addressing multiple Linux kernel vulnerabilities across ARM, PowerPC, GPU drivers, network drivers, and file systems. An attacker could potentially use these flaws to compromise affected systems through various subsystem vulnerabilities.
- Ubuntu releases security update for multiple Linux kernel vulnerabilities.
- Flaws affect ARM, PowerPC, GPU drivers, network drivers, and file systems.
- Attackers could potentially compromise systems using these vulnerabilities.
- CVEs
- CVE-2023-45896CVE-2025-54505CVE-2026-49980CVE-2025-10263CVE-2026-52938CVE-2026-53325CVE-2026-53361CVE-2025-27558CVE-2020-24588
- Malware
- Linux kernel (IBM)
- Countries
- Arm
- AI models
- Linux kernel
Coverage
oldest first · one row per article · UTC- · Sep 18, 2026
Ubuntu Security NoticesFirst report
USN-8714-3: Linux kernel vulnerabilities
Ubuntu issues USN-8714-3 updating the generic Linux kernel to fix five CVEs affecting the OCFS2 file system and SCTP protocol.
- · Sep 18, 2026
USN-8715-2: Linux kernel (AWS FIPS) vulnerabilities
Ubuntu fixes CVE-2025-27558, a Linux WiFi mesh flaw caused by an incorrect CVE-2020-24588 fix, letting physically proximate attackers inject packets, plus other kernel updates.
- · Sep 18, 2026
USN-8726-2: Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu patches CVE-2025-10263, an Arm TLB invalidation flaw letting local attackers bypass memory protections or escalate privileges, plus other kernel fixes for Raspberry Pi.
- · Sep 18, 2026
USN-8729-2: Linux kernel (Raspberry Pi Real-time) vulnerabilities
Ubuntu patches multiple Linux kernel vulnerabilities in the Raspberry Pi real-time variant via USN-8729-2, including the Microsoft Azure Network Adapter driver.
- · Sep 18, 2026
USN-8761-2: Linux kernel (Azure FIPS) vulnerabilities
Ubuntu fixes multiple Linux kernel vulnerabilities in the Azure FIPS variant via USN-8761-2, covering ARM, GPU, Bluetooth, Netfilter, and file system subsystems.
- · Sep 18, 2026
USN-8730-3: Linux kernel (Azure) vulnerability
Ubuntu USN-8730-3 updates the Azure Linux kernel to fix security issues in the IPv6 networking and Netfilter subsystems.
Vulnerabilities in this story
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2020-24588 | The 802.11 standard that underpins Wi-Fi Protected Access (WPA, WPA2, and WPA3) and Wired Equivalent Privacy (WEP) doesn't require that the A-MSDU flag in the… | 3.5 | 4% | PoC | |
| CVE-2023-45896 | ntfs3 in the Linux kernel through 6.8.0 allows a physically proximate attacker to read kernel memory by mounting a filesystem (e.g., if a Linux distribution is… | 7.1 | <1% | ||
| CVE-2025-10263 | Arm C1-Ultra, C1-Premium, Neoverse V3 & V3AE, Neoverse V2, Neoverse V1, Neoverse-N2, Neoverse-N1, Cortex-X925, Cortex-X4, Cortex-X3, Cortex-X2, Cortex-X1 &… | 9.1 | <1% | ||
| CVE-2025-27558 | IEEE P802.11-REVme D1.1 through D7.0 allows FragAttacks against mesh networks | 9.1 | <1% | ||
| CVE-2025-54505 | A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially… | 2.0 | <1% | ||
| CVE-2026-49980 | Rclone: Rclone rcd --rc-serve accepts unauthenticated GET and HEAD requests to paths of the form: /[remote:path]/object. The remote value… | 9.8 | <1% | ||
| CVE-2026-52938 | Linux kernel: bpf | 5.5 | <1% | ||
| CVE-2026-53325 | Linux kernel: agp/amd64 | 5.5 | <1% | ||
| CVE-2026-53361 | Linux kernel: af_unix: Set gc_in_progress to true in unix_gc(). Igor Ushakov reported that unix_gc() could run with… | 7.1 | <1% |