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Critical max 9.1USN-6339-2 8 CVEs
linux-gcp-5.15, linux-gkeop-5.15 vulnerabilities
It was discovered that the NTFS file system implementation in the Linux kernel did not properly validate MFT flags in certain situations. An attacker could use this to construct a malicious NTFS image that, when mounted and operated on, could cause a denial o…
first Sep 8, 2023 -
Critical max 10.0USN-6332-1 35 CVEs
linux-azure, linux-azure-5.15, linux-azure-fde vulnerabilities
Daniel Moghimi discovered that some Intel(R) Processors did not properly clear microarchitectural state after speculative execution of various instructions. A local unprivileged user could use this to obtain to sensitive information. (CVE-2022-40982) William …
first Aug 31, 2023 -
Critical max 9.2USN-8941-1 6 CVEs
squid, squid3 vulnerabilities
It was discovered that Squid incorrectly handled certain HTTP Transfer- Encoding headers. An attacker could possibly use this issue to perform HTTP request smuggling attacks, bypass security mechanisms, or poison web caches. (CVE-2026-61642) It was discovered…
first Oct 20, 2026 -
Critical max 9.1USN-8935-1 12 CVEs
golang-1.22 vulnerabilities
It was discovered that Go did not enforce a maximum recursion depth when parsing deeply nested ASN.1 structures. An attacker could possibly use this issue to cause Go to crash, resulting in a denial of service. (CVE-2026-33818) It was discovered that Go incor…
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Critical max 9.8USN-8922-2 11 CVEs
linux-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: - S390 architecture; - IIO ADC drivers; - Multiple devices driver; - PCI subsys…
first Oct 15, 2026 -
Critical max 9.6USN-8883-2 1 CVE
golang-1.23 vulnerability
USN-8883-1 fixed a vulnerability in Go versions 1.18, 1.21, and 1.24. This update provides the corresponding fix for Go version 1.23. Original advisory details: It was discovered that the Go x/net/idna package incorrectly handled certain Punycode-encoded labe…
first Oct 15, 2026 -
Critical max 9.8USN-8605-1 266 CVEs
linux-azure-fde-6.17 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 s…
first Jul 24, 2026 -
Critical max 9.1USN-8925-1 2 CVEs
libyaml-perl vulnerabilities
Dominique Dumont discovered that YAML-LibYAML did not correctly handle certain reflection operations. If a user or system were tricked into opening a specially crafted file, an attacker could possibly use this issue to delete files. This issue only affected U…
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Critical max 9.8USN-8922-1 11 CVEs
linux-oracle 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: - S390 architecture; - IIO ADC drivers; - Multiple devices driver; - PCI subsys…
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Critical max 9.4USN-8924-1 10 CVEs
linux vulnerabilities
It was discovered that the timer stats implementation in the Linux kernel allowed the discovery of a real PID value while inside a PID namespace. A local attacker could use this to expose sensitive information. (CVE-2017-5967) Wen Xu discovered that the XFS f…
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Critical max 9.8USN-8920-1 12 CVEs
linux-aws-5.4, linux-aws-fips, linux-azure-fips, linux-ibm, linux-ibm-5.4 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: - Ethernet bonding driver; - Network drivers; - F2FS file system; - Network fil…
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Critical max 9.8USN-8919-1 9 CVEs
linux, linux-aws, linux-azure, linux-azure-5.4, linux-fips, linux-gcp, linux-gcp-5.4, linux-gcp-fips, linux-hwe-5.4, linux-iot, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4, linux-xilinx-zynqmp 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: - Ethernet bonding driver; - Network drivers; - F2FS file system; - Tracing inf…
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Critical max 9.8USN-8921-1 8 CVEs
linux, linux-aws, linux-aws-fips, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-azure-fips, linux-fips, linux-gcp, linux-gcp-4.15, linux-gcp-fips, linux-hwe, linux-kvm 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: - S390 architecture; - IIO ADC drivers; - Multiple devices driver; - PCI subsys…
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Critical max 9.6USN-8914-1 1 CVE
google-guest-agent, google-osconfig-agent vulnerability
It was discovered that the Go x/net/idna package, vendored in Google Guest Agent and Google OS Config Agent, incorrectly accepted Punycode-encoded labels that decoded to ASCII-only labels when processing internationalized domain names. A remote attacker could…
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Critical max 9.8USN-8912-1 2 CVEs
libdbi-perl vulnerabilities
Harsh Raj Singhania discovered that the Perl DBI module did not correctly validate certain attributes. An attacker could possibly use this issue to execute arbitrary code. (CVE-2026-78030) Harsh Raj Singhania discovered that the Perl DBI module did not correc…
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Critical max 10.0USN-4813-1 39 CVEs
jackson-databind vulnerabilities
It was discovered that Jackson Databind incorrectly handled deserialization. An attacker could possibly use this issue to obtain sensitive information. (CVE-2018-11307, CVE-2019-12086, CVE-2019-12814) It was discovered that Jackson Databind incorrectly handle…
first Mar 15, 2021 -
Critical max 9.8USN-8898-1 3 CVEs
apache2 vulnerabilities
It was discovered that Apache HTTP Server's mod_rewrite module incorrectly handled memory when performing certain variable lookups. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2026-56154) Lucian…
first Oct 7, 2026 -
Critical max 9.3USN-8901-1 30 CVEs
erlang vulnerabilities
Wander Nauta discovered that Erlang incorrectly handled absolute paths when extracting zip archives. An attacker could possibly use this issue to write arbitrary files outside of the intended directory. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 …
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Critical max 9.8USN-5888-1 6 CVEs
python3.9 vulnerabilities
It was discovered that Python incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to execute arbitrary code. (CVE-2015-20107) Hamza Avva…
first Feb 27, 2023 -
Critical max 9.8USN-4127-1 8 CVEs
python2.7, python3.5, python3.6, python3.7 vulnerabilities
It was discovered that Python incorrectly handled certain pickle files. An attacker could possibly use this issue to consume memory, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2018-20406) It was discov…
first Sep 9, 2019 -
Critical max 9.8USN-6891-1 41 CVEs
python3.5, python3.6, python3.7, python3.8, python3.9, python3.10, python3.11, python3.12 vulnerabilities
It was discovered that Python incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 14.04 LTS and Ubuntu 18.04 LTS. (CVE-2015-20107) It was discovered that Python incorrectly u…
first Jul 11, 2024 -
Critical max 9.8USN-4754-3 7 CVEs
python2.7, python3.7, python3.8 vulnerabilities
USN-4754-1 fixed vulnerabilities in Python. This update provides the corresponding updates for Ubuntu 18.04 and Ubuntu 20.04. In the case of Python 2.7 for 20.04, these additional fixes are included: It was dicovered that Python allowed remote attackers to ca…
first Mar 12, 2021 -
Critical max 9.8USN-4127-2 8 CVEs
python2.7, python3.4 vulnerabilities
USN-4127-1 fixed several vulnerabilities in Python. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that Python incorrectly handled certain pickle files. An attacker could p…
first Sep 10, 2019 -
Critical max 9.8USN-8893-1 1 CVE
libwebsockets vulnerabilities
It was discovered that libwebsockets did not properly validate user-supplied data when parsing HTTP/2 HPACK path headers, which could result in a write past the end of an allocated buffer. An attacker could possibly use this issue to execute arbitrary code. (…
first Oct 7, 2026 -
Critical max 9.6USN-8900-1 8 CVEs
golang-golang-x-net vulnerabilities
It was discovered that Go Networking did not properly handle server errors after sending a GOAWAY frame during HTTP/2 connection shutdown, which could cause the connection to hang. A remote attacker could possibly use this issue to cause a denial of service. …
first Oct 7, 2026 -
Critical max 9.8USN-8631-1 18 CVEs
linux, linux-aws, linux-aws-fips, linux-azure, linux-azure-fde, linux-azure-fips, linux-gkeop, linux-ibm, linux-ibm-5.15, linux-intel-iot-realtime, linux-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-nvidia, linux-nvidia-tegra, linux-nvidia-tegra-5.15, linux-oracle-5.15, linux-realtime, linux-xilinx-zynqmp vulnerabilities
Siebe Devroe, Héloïse Gollier, and Mathy Vanhoef discovered that the WiFi implementation in the Linux kernel did not properly handle aggregated frames in mesh networks, due to an incorrect fix for CVE-2020-24588. A physically proximate attacker could use this…
first Aug 12, 2026 -
Critical max 9.8USN-8254-1 3 CVEs
linux, linux-aws, linux-aws-6.8, linux-aws-fips, linux-fips, linux-gcp, linux-gcp-fips, linux-gke, linux-gkeop, linux-hwe-6.8, linux-ibm, linux-ibm-6.8, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-oracle, linux-oracle-6.8, linux-raspi, linux-raspi-realtime, linux-realtime, linux-realtime-6.8 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: - Network drivers; - NVME drivers; - Netfilter; (CVE-2026-23112, CVE-2026-23231…
first May 7, 2026 -
Critical max 9.8USN-8630-1 17 CVEs
linux, linux-aws, linux-aws-fips, linux-azure, linux-azure-6.8, linux-azure-fde, linux-azure-fde-6.8, linux-azure-fips, linux-fips, linux-gcp, linux-gcp-6.8, linux-gcp-fips, linux-gke, linux-gkeop, linux-ibm, linux-ibm-6.8, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, linux-realtime, linux-realtime-6.8, linux-xilinx 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: - x86 architecture; - InfiniBand drivers; - Network drivers; - Mellanox network…
first Aug 12, 2026 -
Critical max 9.8USN-8255-1 4 CVEs
linux, linux-aws, linux-aws-5.15, linux-aws-fips, linux-azure, linux-azure-fips, linux-fips, linux-gcp, linux-gcp-fips, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-intel-iot-realtime, linux-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux-nvidia-tegra, linux-nvidia-tegra-igx, linux-oracle, linux-realtime vulnerabilities
Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission checks in certain situations. A local attacker could possibly use this to gain elevated privileges. (CVE-2023-…
first May 7, 2026 -
Critical max 9.4USN-8730-1 1 CVE
linux, linux-gcp, linux-gcp-fips, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-intel-iot-realtime, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux-nvidia-tegra, linux-nvidia-tegra-5.15, linux-realtime vulnerability
A security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems: - IPv6 networking; - Netfilter;
first Sep 7, 2026 -
Critical max 9.8USN-8658-1 3 CVEs
linux, linux-aws, linux-aws-fips, linux-azure-fips, linux-gkeop, linux-ibm-5.15, linux-intel-iot-realtime, linux-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-nvidia, linux-nvidia-tegra, linux-nvidia-tegra-5.15, linux-oracle, linux-oracle-5.15, linux-realtime, linux-xilinx-zynqmp 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: - Open vSwitch; - SCTP protocol; (CVE-2026-53224, CVE-2026-53246, CVE-2026-6453…
first Aug 20, 2026 -
Critical max 9.8USN-8643-1 4 CVEs
linux, linux-aws, linux-aws-fips, linux-azure, linux-fips, linux-gcp, linux-gcp-6.8, linux-gcp-fips, linux-gkeop, linux-oracle, linux-realtime, linux-realtime-6.8, linux-xilinx 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: - Network drivers; - Open vSwitch; - SCTP protocol; (CVE-2026-53224, CVE-2026-5…
first Aug 18, 2026 -
Critical max 9.8USN-8884-1 4 CVEs
u-boot vulnerabilities
Timo Preißl discovered that U-Boot incorrectly handled certain malformed ZFS file system metadata. An attacker could possibly use this issue to trigger an integer overflow and out-of-bounds memory access, resulting in arbitrary code execution or a denial of s…
first Oct 6, 2026 -
Critical max 9.8USN-8885-1 2 CVEs
fluidsynth vulnerabilities
It was discovered that FluidSynth did not properly validate the channel argument of the pitch_bend_range command. A remote attacker could possibly use this issue to cause FluidSynth to crash, resulting in a denial of service, or execute arbitrary code. (CVE-2…
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Critical max 9.6USN-8883-1 1 CVE
golang-1.18, golang-1.21, golang-1.24 vulnerability
It was discovered that the Go x/net/idna package incorrectly handled certain Punycode-encoded labels that decoded to ASCII-only labels. An attacker could possibly use this issue to bypass hostname-based access controls and escalate privileges.
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Critical max 9.1USN-8873-1 2 CVEs
unbound vulnerabilities
Yuqi Qiu and Xiang Li discovered that Unbound did not correctly handle certain memory operations. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2026-81642) Ben Morris discovered that Unbound did not cor…
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Critical max 9.8USN-8851-3 3 CVEs
linux-azure-5.4 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: - Network file system (NFS) server daemon; - IPv6 networking; - Netfilter; (CVE…
first Oct 5, 2026 -
Critical max 9.1USN-8865-1 4 CVEs
edk2 vulnerabilities
It was discovered that EDK II incorrectly handled CMS key unwrapping in the embedded OpenSSL library. An attacker could possibly use this issue to cause a heap buffer overflow, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubunt…
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Critical max 9.8USN-8864-1 3 CVEs
linux, linux-aws, linux-fips, linux-kvm, linux-lts-xenial 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: - Network file system (NFS) server daemon; - IPv6 networking; - Netfilter; (CVE…
first Oct 2, 2026 -
Critical max 9.8USN-8662-2 16 CVEs
linux-fips 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: - x86 architecture; - Cryptographic API; - InfiniBand drivers; - Media drivers;…
first Aug 21, 2026