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CVE-2026-4892

Medium priority
Fixed

A heap-based out-of-bounds write vulnerability in the DHCPv6 implementation of dnsmasq allows local attackers to execute arbitrary code with root privileges via a crafted DHCPv6 packet.

1 affected package

dnsmasq

Package 16.04 LTS
dnsmasq Fixed
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CVE-2026-4891

Medium priority
Fixed

A heap-based out-of-bounds read vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet.

1 affected package

dnsmasq

Package 16.04 LTS
dnsmasq Fixed
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CVE-2026-4890

Medium priority
Fixed

A Denial of Service (DoS) vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet.

1 affected package

dnsmasq

Package 16.04 LTS
dnsmasq Fixed
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CVE-2026-2291

Medium priority
Fixed

dnsmasqs extract_name() function can be abused to cause a heap buffer overflow, allowing an attacker to inject false DNS cache entries, which could result in DNS lookups to redirect to an attacker-controlled IP address, or to cause a DoS.

1 affected package

dnsmasq

Package 16.04 LTS
dnsmasq Fixed
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CVE-2026-41018

Medium priority
Ignored

The Elasticsearch logging provider, when configured with a `host` URL that embeds credentials (for example `https://user:password@server.example.com:9200`), wrote the full host URL — including the embedded credentials — into task...

1 affected package

elasticsearch

Package 16.04 LTS
elasticsearch Ignored
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CVE-2026-43500

High priority
Not affected

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present The DATA-packet handler in rxrpc_input_call_event() and the RESPONSE handler in...

158 affected packages

linux-hwe, linux-hwe-5.4, linux-hwe-5.8, linux-hwe-5.11, linux-hwe-5.13...

Package 16.04 LTS
linux-hwe Not affected
linux-hwe-5.4 Not in release
linux-hwe-5.8 Not in release
linux-hwe-5.11 Not in release
linux-hwe-5.13 Not in release
linux-hwe-5.15 Not in release
linux-hwe-5.19 Not in release
linux-hwe-6.2 Not in release
linux-hwe-6.5 Not in release
linux-hwe-6.8 Not in release
linux-hwe-6.11 Not in release
linux-hwe-6.14 Not in release
linux-hwe-6.17 Not in release
linux-hwe-edge Ignored
linux-lts-xenial Not in release
linux-kvm Not affected
linux-allwinner-5.19 Not in release
linux-aws-5.0 Not in release
linux-aws-5.3 Not in release
linux-aws-5.4 Not in release
linux-aws-5.8 Not in release
linux-aws-5.11 Not in release
linux-aws-5.13 Not in release
linux-aws-5.15 Not in release
linux-aws-5.19 Not in release
linux-aws-6.2 Not in release
linux-aws-6.5 Not in release
linux-aws-6.8 Not in release
linux-aws-6.14 Not in release
linux-aws-6.17 Not in release
linux-aws-hwe Not affected
linux-azure-4.15 Not in release
linux-azure-5.3 Not in release
linux-azure-5.4 Not in release
linux-azure-5.8 Not in release
linux-azure-5.11 Not in release
linux-azure-5.13 Not in release
linux-azure-5.15 Not in release
linux-azure-5.19 Not in release
linux-azure-6.2 Not in release
linux-azure-6.5 Not in release
linux-azure-6.8 Not in release
linux-azure-6.11 Not in release
linux-azure-6.14 Not in release
linux-azure-6.17 Not in release
linux-azure-fde-5.15 Not in release
linux-azure-fde-5.19 Not in release
linux-azure-fde-6.2 Not in release
linux-azure-fde-6.8 Not in release
linux-azure-fde-6.14 Not in release
linux-azure-fde-6.17 Not in release
linux-azure-nvidia Not in release
linux-azure-nvidia-6.14 Not in release
linux-bluefield Not in release
linux-azure-edge Not in release
linux-fips Not affected
linux-aws-fips Not in release
linux-azure-fips Not in release
linux-gcp-fips Not in release
linux-gcp-4.15 Not in release
linux-gcp-5.3 Not in release
linux-gcp-5.4 Not in release
linux-gcp-5.8 Not in release
linux-gcp-5.11 Not in release
linux-gcp-5.13 Not in release
linux-gcp-5.15 Not in release
linux-gcp-5.19 Not in release
linux-gcp-6.2 Not in release
linux-gcp-6.5 Not in release
linux-gcp-6.8 Not in release
linux-gcp-6.11 Not in release
linux-gcp-6.14 Not in release
linux-gcp-6.17 Not in release
linux-gke Ignored
linux-gke-4.15 Not in release
linux-gke-5.4 Not in release
linux-gke-5.15 Not in release
linux-gkeop Not in release
linux-gkeop-5.4 Not in release
linux-gkeop-5.15 Not in release
linux-ibm Not in release
linux-ibm-5.4 Not in release
linux-ibm-5.15 Not in release
linux-ibm-6.8 Not in release
linux-intel-5.13 Not in release
linux-intel-iotg Not in release
linux-intel-iotg-5.15 Not in release
linux-iot Not in release
linux-intel-iot-realtime Not in release
linux-lowlatency Not in release
linux-lowlatency-hwe-5.15 Not in release
linux-lowlatency-hwe-5.19 Not in release
linux-lowlatency-hwe-6.2 Not in release
linux-lowlatency-hwe-6.5 Not in release
linux-lowlatency-hwe-6.8 Not in release
linux-lowlatency-hwe-6.11 Not in release
linux-nvidia Not in release
linux-nvidia-6.2 Not in release
linux-nvidia-6.5 Not in release
linux-nvidia-6.8 Not in release
linux-nvidia-6.11 Not in release
linux-nvidia-lowlatency Not in release
linux-nvidia-tegra Not in release
linux-nvidia-tegra-5.15 Not in release
linux-nvidia-tegra-igx Not in release
linux-oracle-5.0 Not in release
linux-oracle-5.3 Not in release
linux-oracle-5.4 Not in release
linux-oracle-5.8 Not in release
linux-oracle-5.11 Not in release
linux-oracle-5.13 Not in release
linux-oracle-5.15 Not in release
linux-oracle-6.5 Not in release
linux-oracle-6.8 Not in release
linux-oracle-6.14 Not in release
linux-oracle-6.17 Not in release
linux-oem Ignored
linux-oem-5.6 Not in release
linux-oem-5.10 Not in release
linux-oem-5.13 Not in release
linux-oem-5.14 Not in release
linux-oem-5.17 Not in release
linux-oem-6.0 Not in release
linux-oem-6.1 Not in release
linux-oem-6.5 Not in release
linux-oem-6.8 Not in release
linux-oem-6.11 Not in release
linux-oem-6.14 Not in release
linux-oem-6.17 Not in release
linux-raspi2 Ignored
linux-raspi-5.4 Not in release
linux-raspi-realtime Not in release
linux-realtime-6.8 Not in release
linux-realtime-6.14 Not in release
linux-riscv Not in release
linux-riscv-5.8 Not in release
linux-riscv-5.11 Not in release
linux-riscv-5.15 Not in release
linux-riscv-5.19 Not in release
linux-riscv-6.5 Not in release
linux-riscv-6.8 Not in release
linux-riscv-6.14 Not in release
linux-riscv-6.17 Not in release
linux-starfive-5.19 Not in release
linux-starfive-6.2 Not in release
linux-starfive-6.5 Not in release
linux-xilinx Not in release
linux-xilinx-zynqmp Not in release
linux-realtime-6.17 Not in release
linux-azure Not affected
linux-azure-fde Not in release
linux-gcp Not affected
linux-oracle Not affected
linux-raspi Not in release
linux-realtime Not in release
linux Not affected
linux-aws Not affected
linux-nvidia-6.17 Not in release
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CVE-2022-50943

Medium priority
Ignored

Moodle LMS 4.0 contains a cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by submitting payloads through the search parameter. Attackers can inject JavaScript code via the...

1 affected package

moodle

Package 16.04 LTS
moodle Ignored
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CVE-2026-45186

Medium priority
Needs evaluation

In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input.

23 affected packages

expat, apache2, apr-util, cmake, ghostscript...

Package 16.04 LTS
expat Needs evaluation
apache2 Not affected
apr-util Not affected
cmake Not affected
ghostscript Not affected
texlive-bin Not affected
xmlrpc-c Ignored
vnc4 Ignored
wbxml2 Ignored
swish-e Ignored
insighttoolkit4 Ignored
cadaver Ignored
gdcm Ignored
ayttm Ignored
cableswig Ignored
coin3 Ignored
matanza Ignored
tdom Ignored
vtk Ignored
smart Ignored
firefox
thunderbird
libxmltok Ignored
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CVE-2026-7263

Medium priority
Not affected

In PHP versions 8.4.* before 8.4.21 and 8.5.* before 8.5.6, DOMNode::C14N() method may process the XML data incorrectly, causing a circular linked list in the data structure representing the XML document. This may cause subsequent...

8 affected packages

php5, php7.0, php7.2, php7.4, php8.1...

Package 16.04 LTS
php5
php7.0 Not affected
php7.2
php7.4
php8.1
php8.3
php8.4
php8.5
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CVE-2026-6104

Medium priority
Not affected

In PHP versions 8.4.* before 8.4.21 and 8.5.* before 8.5.6, when an encoding name containing an embedded NUL byte is passed to mb_convert_encoding() or related mbstring functions, the code incorrectly assumes that...

8 affected packages

php5, php7.0, php7.2, php7.4, php8.1...

Package 16.04 LTS
php5
php7.0 Not affected
php7.2
php7.4
php8.1
php8.3
php8.4
php8.5
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