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CVE-2026-13324

Medium priority
Needs evaluation

[Unknown description]

1 affected package

geary

Package 20.04 LTS
geary Needs evaluation
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CVE-2026-13503

Medium priority
Needs evaluation

A vulnerability was detected in antlr ANTLR4 up to 4.13.2. Affected by this issue is the function getImportedVocabFile of the file tool/src/org/antlr/v4/parse/TokenVocabParser.java of the component tokenVocab Grammar Option...

1 affected package

antlr4

Package 20.04 LTS
antlr4 Needs evaluation
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CVE-2026-13502

Medium priority
Needs evaluation

A flaw has been found in antlr ANTLR4 up to 4.13.2. This affects the function ObjectInputStream.readObject of the file antlr4-maven-plugin/src/main/java/org/antlr/mojo/antlr4/GrammarDependencies.java of the component Maven Plugin....

1 affected package

antlr4

Package 20.04 LTS
antlr4 Needs evaluation
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CVE-2026-13501

Medium priority
Needs evaluation

A security vulnerability has been detected in antlr ANTLR4 up to 4.13.2. Affected by this vulnerability is the function GoTarget of the file tool/src/org/antlr/v4/codegen/target/GoTarget.java of the component gofmt. The...

1 affected package

antlr4

Package 20.04 LTS
antlr4 Needs evaluation
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CVE-2026-13500

Medium priority
Needs evaluation

A weakness has been identified in antlr ANTLR4 up to 4.13.2. Affected is an unknown function of the file tool/src/org/antlr/v4/codegen/model/OutputFile.java of the component Grammar Action Block Handler. Executing a manipulation...

1 affected package

antlr4

Package 20.04 LTS
antlr4 Needs evaluation
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CVE-2026-58058

Medium priority
Needs evaluation

Nmap through 7.99 does not keep the IPv6 extension-header walk within the captured packet in ipv6_get_data_primitive (libnetutil/netutil.cc), so the pointer advances past the buffer and the remaining-length computation underflows...

1 affected package

nmap

Package 20.04 LTS
nmap Needs evaluation
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CVE-2026-58055

Medium priority
Needs evaluation

nghttp2's nghttpx proxy through 1.69.0 forwards an HTTP/1.1 Upgrade request that also carries a Content-Length header and body onto reusable keep-alive backend connections, re-adding the Upgrade and Connection headers...

1 affected package

nghttp2

Package 20.04 LTS
nghttp2 Needs evaluation
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CVE-2026-58051

Medium priority
Needs evaluation

libssh2 through 1.11.1 grows its publickey list with SSH2_REALLOC but does not zero-initialize new entries before parsing populates them, so a parse failure reaching the cleanup path leaves libssh2_publickey_list_free operating on...

1 affected package

libssh2

Package 20.04 LTS
libssh2 Needs evaluation
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CVE-2026-58050

Medium priority
Needs evaluation

libssh2 through 1.11.1 reads an attacker-controlled 32-bit attribute count from a publickey-subsystem response and uses it in the allocation num_attrs * sizeof(libssh2_publickey_attribute) without bounds checking, so on...

1 affected package

libssh2

Package 20.04 LTS
libssh2 Needs evaluation
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CVE-2026-58049

Medium priority
Needs evaluation

FFmpeg's RASC video decoder (decode_dlta in libavcodec/rasc.c) performs 32-bit reads and writes at the row cursor before the NEXT_LINE row-boundary check and validates the DLTA region in pixel rather than byte units, so a DLTA run...

2 affected packages

ffmpeg, libav

Package 20.04 LTS
ffmpeg Needs evaluation
libav
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