CVE-2026-80554

A flaw was found in the Linux kernel's s390/vfioccw component. The vfio-ccw logic processes channel programs recursively, breaking them into segments when a Transfer-In-Channel TIC Channel Command Word CCW is encountered. An attacker could exploit the lack of a proper limit on these segments,...

SUSE CVE-2026-80554

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Limit the number of channel program segments The processing of channel programs, and the CCWs within them, is done recursively. As such, there is an arbitrary but not architectural limit to the number of CCWs that c...

RockyLinux 10 : golang (RLSA-2026:60306)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:60306 advisory. encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal CVE-2026-33818 net/url: golang: golang net/url: Denial ...

AZL-97772 CVE-2026-80554 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Limit the number of channel program segments The processing of channel programs, and the CCWs within them, is done recursively. As such, there is an arbitrary but not architectural limit to the number of CCWs that c...

UBUNTU-CVE-2026-80554

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Limit the number of channel program segments The processing of channel programs, and the CCWs within them, is done recursively. As such, there is an arbitrary but not architectural limit to the number of CCWs that c...

CVE-2026-80554

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Limit the number of channel program segments The processing of channel programs, and the CCWs within them, is done recursively. As such, there is an arbitrary but not architectural limit to the number of CCWs that c...

CVE-2026-80554 s390/vfio_ccw: Limit the number of channel program segments

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Limit the number of channel program segments The processing of channel programs, and the CCWs within them, is done recursively. As such, there is an arbitrary but not architectural limit to the number of CCWs that c...

PT-2026-82170

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the s390/vfio ccw component where channel programs and their contained Command Chain Words CCWs are processed recursively. The vfio-ccw logic divides these channel...

CVE-2026-80554: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Limit the number of channel program segments The processing of channel programs, and the CCWs within them, is done recursively. As such, there is an arbitrary but not architectural limit to the number of CCWs that c...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098736)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098736 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: target: Fix recursive locking in configfsopenfile In flushwritebuffer, &p-fragsem is acquir...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098728)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098728 advisory. In the Linux kernel, the following vulnerability has been resolved: dm-verity: disable recursive forward error correction There are two problems with the recursive...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: zsh (UTSA-2026-061494)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-061494 advisory. In zsh before 5.8.1, an attacker can achieve code execution if they control a command output inside the prompt, as demonstrated by a %F argument. This occurs because...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: hivex (UTSA-2026-093163)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-093163 advisory. A flaw was found in the hivex library. This flaw allows an attacker to input a specially crafted Windows Registry hive file, which would cause hivex to recursively...

CVE-2026-54757 Trestle has Server-Side Template Injection (SSTI) via Recursive Template Re-evaluation of Untrusted Data

Compliance-trestle Trestle is a Python SDK and command-line tool for managing OSCAL compliance documents. In versions before 3.12.4 and versions 4.0.0 through 4.0.3, Trestle is vulnerable to server-side template injection that can lead to remote code execution. This occurs because the...

CVE-2026-54757 Trestle has Server-Side Template Injection (SSTI) via Recursive Template Re-evaluation of Untrusted Data

Compliance-trestle Trestle is a Python SDK and command-line tool for managing OSCAL compliance documents. In versions before 3.12.4 and versions 4.0.0 through 4.0.3, Trestle is vulnerable to server-side template injection that can lead to remote code execution. This occurs because the...

CVE-2026-55588

ORAS OCI Registry As Storage is a CLI and library for managing artifacts in OCI registries. In ORAS CLI versions up to and including 1.3.2, the recursive referrer traversal does not track visited descriptors, so a malicious OCI registry that returns a cyclic referrer graph causes unbounded...

CVE-2026-55588

ORAS OCI Registry As Storage is a CLI and library for managing artifacts in OCI registries. In ORAS CLI versions up to and including 1.3.2, the recursive referrer traversal does not track visited descriptors, so a malicious OCI registry that returns a cyclic referrer graph causes unbounded...

CVE-2026-55588

ORAS CLI (OCI Registry As Storage) versions up to and including 1.3.2 contain a client-side denial-of-service vulnerability in the recursive referrer traversal. The traversal does not track visited descriptors, so a malicious OCI registry returning a cyclic referrer graph (e.g., A→B→A) triggers u...

CVE-2026-55619

eml_parser , a Python module for parsing EML files, is vulnerable to a denial of service prior to version 3.0.2 . The flaw resides in eml_parser.parser.HeaderParser.header_fetch_parse, which delegates address parsing to email.utils.getaddresses(). A deeply nested CFWS comment construct in an e-ma...

CVE-2026-78681: Improper Restriction of Recursive Entity References in DTDs

NLTK versions before 3.10.3 use xml.etree.ElementTree to parse XML in multiple modules, which honors entity declarations in document DTDs. Attackers can craft XML payloads with nested entity declarations that expand from hundreds of bytes to megabytes in memory, causing denial of service...