Category Archives: Advisories

Advisories

USN-6661-1: OpenJDK 17 vulnerabilities

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Yi Yang discovered that the Hotspot component of OpenJDK 17 incorrectly
handled array accesses in the C1 compiler. An attacker could possibly
use this issue to cause a denial of service, execute arbitrary code or
bypass Java sandbox restrictions. (CVE-2024-20918)

It was discovered that the Hotspot component of OpenJDK 17 did not
properly verify bytecode in certain situations. An attacker could
possibly use this issue to bypass Java sandbox restrictions.
(CVE-2024-20919)

It was discovered that the Hotspot component of OpenJDK 17 had an
optimization flaw when generating range check loop predicates. An attacker
could possibly use this issue to cause a denial of service, execute
arbitrary code or bypass Java sandbox restrictions. (CVE-2024-20921)

Yakov Shafranovich discovered that OpenJDK 17 incorrectly handled ZIP
archives that have file and directory entries with the same name. An
attacker could possibly use this issue to bypass Java sandbox
restrictions. (CVE-2024-20932)

It was discovered that OpenJDK 17 could produce debug logs that contained
private keys used for digital signatures. An attacker could possibly use
this issue to obtain sensitive information. (CVE-2024-20945)

Hubert Kario discovered that the TLS implementation in OpenJDK 17 had a
timing side-channel and incorrectly handled RSA padding. A remote attacker
could possibly use this issue to recover sensitive information.
(CVE-2024-20952)

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Advisories

USN-6659-1: libde265 vulnerabilities

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It was discovered that libde265 could be made to write out of bounds. If a
user or automated system were tricked into opening a specially crafted
file, an attacker could possibly use this issue to cause a denial of
service or execute arbitrary code. (CVE-2022-43244, CVE-2022-43249,
CVE-2022-43250, CVE-2022-47665, CVE-2023-25221)

It was discovered that libde265 could be made to read out of bounds. If a
user or automated system were tricked into opening a specially crafted
file, an attacker could possibly use this issue to cause a denial of
service. (CVE-2022-43245)

It was discovered that libde265 could be made to dereference invalid
memory. If a user or automated system were tricked into opening a specially
crafted file, an attacker could possibly use this issue to cause a denial
of service. (CVE-2023-24751, CVE-2023-24752, CVE-2023-24754,
CVE-2023-24755, CVE-2023-24756, CVE-2023-24757, CVE-2023-24758)

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Advisories

USN-6657-1: Dnsmasq vulnerabilities

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Elias Heftrig, Haya Schulmann, Niklas Vogel, and Michael Waidner discovered
that Dnsmasq icorrectly handled validating DNSSEC messages. A remote
attacker could possibly use this issue to cause Dnsmasq to consume
resources, leading to a denial of service. (CVE-2023-50387)

It was discovered that Dnsmasq incorrectly handled preparing an NSEC3
closest encloser proof. A remote attacker could possibly use this issue to
cause Dnsmasq to consume resources, leading to a denial of service.
(CVE-2023-50868)

It was discovered that Dnsmasq incorrectly set the maximum EDNS.0 UDP
packet size as required by DNS Flag Day 2020. This issue only affected
Ubuntu 23.10. (CVE-2023-28450)

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