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CVE-2026-44777

Medium priority
Needs evaluation

jq is a command-line JSON processor. In 1.8.2rc1 and earlier, the ordinary module loader recurses without cycle detection when two otherwise valid modules include each other.

1 affected package

jq

Package 16.04 LTS
jq Needs evaluation
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CVE-2026-43896

Medium priority
Needs evaluation

jq is a command-line JSON processor. In 1.8.1 and earlier, unbounded recursion in jv_object_merge_recursive() allows a crafted jq program to crash the process with a segfault. The function is reachable through the * operator when...

1 affected package

jq

Package 16.04 LTS
jq Needs evaluation
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CVE-2026-43895

Medium priority
Needs evaluation

jq is a command-line JSON processor. In 1.8.1 and earlier, jq accepts embedded NUL bytes in import paths at the jq-language level, but later resolves those paths through C string operations during module and data-file lookup. This...

1 affected package

jq

Package 16.04 LTS
jq Needs evaluation
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CVE-2026-43894

Medium priority
Needs evaluation

jq is a command-line JSON processor. In 1.8.1 and earlier, when decNumberFromString is given a number literal of INT_MAX-1 (2147483646) digits, the D2U() macro overflows during signed-int arithmetic. The wrapped negative value...

1 affected package

jq

Package 16.04 LTS
jq Needs evaluation
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CVE-2026-41257

Medium priority
Needs evaluation

jq is a command-line JSON processor. In 1.8.1 and earlier, the jq bytecode VM's data stack tracks its allocation size in a signed int. When the stack grows beyond ≈1 GiB (via deeply nested generator forks), the doubling arithmetic...

1 affected package

jq

Package 16.04 LTS
jq Needs evaluation
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CVE-2026-41256

Medium priority
Needs evaluation

jq is a command-line JSON processor. In 1.8.1 and earlier, Top-level jq programs loaded from a file with -f are truncated at the first embedded NUL byte on current upstream HEAD. A crafted filter file such as . followed by \x00...

1 affected package

jq

Package 16.04 LTS
jq Needs evaluation
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CVE-2026-5172

Medium priority
Vulnerable

Heap OOB read resulting in segfault on crafted DNS packets.

1 affected package

dnsmasq

Package 16.04 LTS
dnsmasq Vulnerable
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CVE-2026-4893

Medium priority
Fixed

An information disclosure vulnerability in dnsmasq allows remote attackers to bypass source checks via a crafted DNS packet with RFC 7871 client subnet information.

1 affected package

dnsmasq

Package 16.04 LTS
dnsmasq Fixed
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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
Vulnerable

Heap OOB read on crafted DNS packet when DNSSEC validation is enabled.

1 affected package

dnsmasq

Package 16.04 LTS
dnsmasq Vulnerable
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