Security Bulletin: Use-After-Free Vulnerability in c-ares read_answers() Function (v1.32.3–v1.34.4) affects watsonx.data

Summary CVE-2025-31498 - A use-after-free vulnerability exists in c-ares v1.32.3–v1.34.4 within the readanswers function. It can occur when processanswer re-enqueues queries under certain DNS conditions, potentially leading to crashes or unexpected behavior. This can affect watsonx.data...

Unity Linux 20.1070e Security Update: unbound (UTSA-2026-007096)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007096 advisory. A multi-vendor cache poisoning vulnerability named 'Rebirthday Attack' has been discovered in caching resolvers that support EDNS Client Subnet ECS. Unbound is also...

EUVD-2026-19582

Generation of Predictable Numbers or Identifiers vulnerability in Erlang/OTP kernel inetres, inetdb modules allows DNS Cache Poisoning. The built-in DNS resolver inetres uses a sequential, process-global 16-bit transaction ID for UDP queries and does not implement source port randomization...

CVE-2026-28810

Generation of Predictable Numbers or Identifiers vulnerability in Erlang/OTP kernel inetres, inetdb modules allows DNS Cache Poisoning. The built-in DNS resolver inetres uses a sequential, process-global 16-bit transaction ID for UDP queries and does not implement source port randomization...

CVE-2026-32945 PJSIP is vulnerable to Heap-based Buffer Overflow through DNS parser

PJSIP is a free and open source multimedia communication library written in C. Versions 2.16 and below have a Heap-based Buffer Overflowvulnerability in the DNS parser's name length handler. Thisimpacts applications using PJSIP's built-in DNS resolver, such as those configured with...

CVE-2026-32945 PJSIP is vulnerable to Heap-based Buffer Overflow through DNS parser

PJSIP is a free and open source multimedia communication library written in C. Versions 2.16 and below have a Heap-based Buffer Overflowvulnerability in the DNS parser's name length handler. Thisimpacts applications using PJSIP's built-in DNS resolver, such as those configured with...

PT-2026-26552

Name of the Vulnerable Software and Affected Versions PJSIP versions 2.16 and below Description PJSIP is a free and open source multimedia communication library written in C. Versions 2.16 and below contain a Heap-based Buffer Overflow in the DNS parser's name length handler. This impacts...

CVE-2026-1678 dns: memory‑safety issue in the DNS name parser

dnsunpackname caches the buffer tailroom once and reuses it while appending DNS labels. As the buffer grows, the cached size becomes incorrect, and the final null terminator can be written past the buffer. With assertions disabled default, a malicious DNS response can trigger an out-of-bounds wri...

EUVD-2026-9792

dnsunpackname caches the buffer tailroom once and reuses it while appending DNS labels. As the buffer grows, the cached size becomes incorrect, and the final null terminator can be written past the buffer. With assertions disabled default, a malicious DNS response can trigger an out-of-bounds wri...

CLSA-2026-1772114900 glibc: Fix of CVE-2026-0915

CVE-2026-0915: fix leak of stack contents to configured DNS resolver when resolving a zero-valued network via getnetbyaddr/getnetbyaddrr with DNS NSS backend; sanitize network value and avoid passing uninitialized stack data to resolver...

Updated glibc packages fix security vulnerabilities

Integer overflow in memalign leads to heap corruption. CVE-2026-0861 getnetbyaddr and getnetbyaddrr leak stack contents to DNS resovler. CVE-2026-0915 wordexp with WRDEREUSE and WRDEAPPEND may return uninitialized memory. CVE-2025-15281...

Updated haproxy packages fix bugs

Haproxy has two major, a few medium and a few minor bugs fixed in the last upstream version 2.8.18 of branch 2.8. Fixed major bugs list: - quic: use ncbmbuf for CRYPTO handling - stream: Force channel analysis on successful synchronous send Fixed medium bugs list: - dns: bind the nameserver...

CVE-2026-24401 Avahi has Uncontrolled Recursion in lookup_handle_cname function

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In versions 0.9rc2 and below, avahi-daemon can be crashed via a segmentation fault by sending an unsolicited mDNS response containing a recursive CNAME record, where the alias and canonica...

OESA-2026-1199 glibc security update

The GNU C Library project provides the core libraries for the GNU system and GNU/Linux systems, as well as many other systems that use Linux as the kernel. These libraries provide critical APIs including ISO C11, POSIX.1-2008, BSD, OS-specific APIs and more. These APIs include such foundational...

Azure Linux 3.0 Security Update: fluent-bit (CVE-2025-31498)

The version of fluent-bit installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-31498 advisory. - c-ares is an asynchronous resolver library. From 1.32.3 through 1.34.4, there is a use-after-free in...

MiracleLinux 7 : glibc-2.17-222.el7 (AXSA:2018-2926:01)

The remote MiracleLinux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2018-2926:01 advisory. glibc: realpath buffer underflow when getcwd returns relative path allows privilege escalation CVE-2018-1000001 glibc: Buffer overflow in glob with...

CVE-2026-0915

Calling getnetbyaddr or getnetbyaddrr with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS resolver...

CVE-2026-0915 getnetbyaddr and getnetbyaddr_r leak stack contents to DNS resovler

Calling getnetbyaddr or getnetbyaddrr with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS resolver...

CVE-2026-0915 getnetbyaddr and getnetbyaddr_r leak stack contents to DNS resovler

Calling getnetbyaddr or getnetbyaddrr with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS resolver...

CVE-2026-0915 getnetbyaddr and getnetbyaddr_r leak stack contents to DNS resovler

Calling getnetbyaddr or getnetbyaddrr with a configured nsswitch.conf that specifies the library's DNS backend for networks and queries for a zero-valued network in the GNU C Library version 2.0 to version 2.42 can leak stack contents to the configured DNS resolver...