CVE-2026-80603

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackirc: fix parsedcc off-by-one OOB read parsedcc treats dataend as an inclusive end pointer, but its only caller passes datalimit = ibptr + datalen, which points one past the last valid byte. The newline searc...

PT-2026-82903

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf conntrack irc: fix parse dcc off-by-one OOB read parse dcc treats data end as an inclusive end pointer, but its only caller passes data limit = ib ptr + datalen, which points one past the last valid byte. The newlin...

CVE-2026-63387

A flaw was found in Libevent, an event notification library. An off-by-one stack buffer overflow exists in the dnsnametolabels function when processing a name-bearing DNS record. A remote attacker could send a specially crafted DNS server response, which may lead to a crash or corruption of the...

EUVD-2026-66452

In the Linux kernel, the following vulnerability has been resolved: xfs: fix off-by-one in rtrefcount btree root level validation xfsrtrefcountbtcomputemaxlevels sets mp-mrtrefcmaxlevels = mindmaxlevels, rmaxlevels + 1; where the trailing "+ 1" already accounts for the inode-root level, so the...

SUSE CVE-2026-65927

Off-by-one Error vulnerability in Apache Tomcat impacting the N flag on the rewrite valves causes rewrite processing to restart at the second rule rather than the first rule. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.0.M1 through...

CVE-2026-46369 Nimiq: Validity store off by one error

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Through 1.5.0, the validity store uses a strict lower-bound comparison that expires a stored transaction too early relative to Transaction::isvalidat, allowing a remote attacker to repl...

CVE-2026-46369

Nimiq (Rust implementation of the Nimiq Proof-of-Stake protocol, Albatross consensus) is affected by an off-by-one error in its validity store through version 1.5.0 . The store uses a strict lower-bound comparison that expires a stored transaction one block too early relative to Transaction::is_v...

CVE-2026-46369 Nimiq: Validity store off by one error

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Through 1.5.0, the validity store uses a strict lower-bound comparison that expires a stored transaction too early relative to Transaction::isvalidat, allowing a remote attacker to repl...

CVE-2026-80537

A flaw was found in the Linux kernel's XFS filesystem. An off-by-one error in the rtrefcount btree root level validation allows a local attacker to craft a malicious XFS image. When this image is mounted, it can lead to a slab-out-of-bounds write, causing a kernel panic and a denial of service Do...

CVE-2026-80537

In the Linux kernel, the following vulnerability has been resolved: xfs: fix off-by-one in rtrefcount btree root level validation xfsrtrefcountbtcomputemaxlevels sets mp-mrtrefcmaxlevels = mindmaxlevels, rmaxlevels + 1; where the trailing "+ 1" already accounts for the inode-root level, so the...

CVE-2026-80537

In the Linux kernel, the following vulnerability has been resolved: xfs: fix off-by-one in rtrefcount btree root level validation xfsrtrefcountbtcomputemaxlevels sets mp-mrtrefcmaxlevels = mindmaxlevels, rmaxlevels + 1; where the trailing "+ 1" already accounts for the inode-root level, so the...

UBUNTU-CVE-2026-80537

In the Linux kernel, the following vulnerability has been resolved: xfs: fix off-by-one in rtrefcount btree root level validation xfsrtrefcountbtcomputemaxlevels sets mp-mrtrefcmaxlevels = mindmaxlevels, rmaxlevels + 1; where the trailing "+ 1" already accounts for the inode-root level, so the...

CVE-2026-80537

CVE-2026-80537 is an off-by-one error in the Linux kernel's XFS filesystem, specifically in the realtime refcount btree root level validation. The functions xfs_rtrefcountbt_verify() and xfs_iformat_rtrefcount() use > instead of >= when checking the on-disk root level, allowing a crafted XF...

CVE-2026-80537

In the Linux kernel, the following vulnerability has been resolved: xfs: fix off-by-one in rtrefcount btree root level validation xfsrtrefcountbtcomputemaxlevels sets mp-mrtrefcmaxlevels = mindmaxlevels, rmaxlevels + 1; where the trailing "+ 1" already accounts for the inode-root level, so the...

CVE-2026-80537 xfs: fix off-by-one in rtrefcount btree root level validation

In the Linux kernel, the following vulnerability has been resolved: xfs: fix off-by-one in rtrefcount btree root level validation xfsrtrefcountbtcomputemaxlevels sets mp-mrtrefcmaxlevels = mindmaxlevels, rmaxlevels + 1; where the trailing "+ 1" already accounts for the inode-root level, so the...

CVE-2026-80537 xfs: fix off-by-one in rtrefcount btree root level validation

In the Linux kernel, the following vulnerability has been resolved: xfs: fix off-by-one in rtrefcount btree root level validation xfsrtrefcountbtcomputemaxlevels sets mp-mrtrefcmaxlevels = mindmaxlevels, rmaxlevels + 1; where the trailing "+ 1" already accounts for the inode-root level, so the...

Off-by-one Error

Overview org.apache.tomcat:tomcat-catalina is a Tomcat Servlet Engine Core Classes and Standard implementations. Affected versions of this package are vulnerable to Off-by-one Error in chain-rule handling due to the rule-skipping logic in java/org/apache/catalina/valves/rewrite/RewriteValve.java...

EUVD-2026-66130

Off-by-one Error vulnerability in Apache Tomcat impacting the N flag on the rewrite valves causes rewrite processing to restart at the second rule rather than the first rule. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.0.M1 through...

Linux Distros Unpatched Vulnerability : CVE-2026-79148

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Off-by-one error in DevTools in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to potentially read memory inside t...

PT-2026-82153

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An off-by-one error exists in the root level validation of the rtrefcount btree within the XFS file system. The functions xfs rtrefcountbt verify and xfs iformat rtrefcount incorrectly u...