UBUNTU-CVE-2026-45837

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix use-after-free in arenavmclose on fork arenavmopen only bumps vml-mmapcount but never registers the child VMA in arena-vmalist. The vml-vma always points at the parent VMA, so after parent munmap the pointer dangles. If...

CVE-2026-45837

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix use-after-free in arenavmclose on fork arenavmopen only bumps vml-mmapcount but never registers the child VMA in arena-vmalist. The vml-vma always points at the parent VMA, so after parent munmap the pointer dangles. If...

CVE-2026-46080

In the Linux kernel, the following vulnerability has been resolved: ocfs2: split transactions in dio completion to avoid credit exhaustion During ocfs2 dio operations, JBD2 may report warnings via following call trace: ocfs2dioendiowrite ocfs2markextentwritten ocfs2changeextentflag ocfs2splitexte...

CVE-2026-46017: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: mm: fix deferred split queue races during migration migratefoliomove records the deferred split queue state from src and replays it on dst. Replaying it after removemigrationptessrc, dst, 0 makes dst visible before it is requeued...

PT-2026-43725

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext4 file system when allocating initialized blocks from a large unwritten extent or splitting an unwritten extent during end I/O. A potential for stale data occur...

CVE-2026-45940: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix oops when split header is enabled For GMAC4, when split header is enabled, in some rare cases, the hardware does not fill buf2 of the first descriptor with payload. Thus we cannot assume buf2 is always fully fill...

PT-2026-43766

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext4 file system where a failure during the split extent process may cause the system to return an error immediately while some extents are still being processed...

PT-2026-43852

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext4 file system when allocating blocks during within-EOF Direct I/O DIO and writeback with dioread nolock enabled. When splitting a large unwritten extent, the ex...

CVE-2026-45940

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix oops when split header is enabled For GMAC4, when split header is enabled, in some rare cases, the hardware does not fill buf2 of the first descriptor with payload. Thus we cannot assume buf2 is always fully fill...

CVE-2026-46017

In the Linux kernel, the following vulnerability has been resolved: mm: fix deferred split queue races during migration migratefoliomove records the deferred split queue state from src and replays it on dst. Replaying it after removemigrationptessrc, dst, 0 makes dst visible before it is requeued...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the GMAC4 split header in net/stmmac. When this split header is enabled, the hardware does not fi...

PT-2026-43807

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the stmmac driver for GMAC4 when split header is enabled. In certain rare cases, the hardware fails to fill buf2 of the first descriptor with payload. Because the syst...

Linux Distros Unpatched Vulnerability : CVE-2026-45985

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: don't set EXT4GETBLOCKSCONVERT when splitting before submitting I/O When allocating blocks during within-EOF DIO and writeback with dioreadnolock enabled,...

Ubuntu 26.04 LTS : Dnsmasq vulnerability (USN-8308-1)

The remote Ubuntu 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8308-1 advisory. It was discovered that Dnsmasq incorrectly handled BOOTREPLY packets when configured with the --dhcp- split-relay option. A remote attacker could use this issue t...

PT-2026-43884

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the deferred split queue during migration. The migrate folio move function records the deferred split queue state from the source and replays it on the...

Linux Distros Unpatched Vulnerability : CVE-2026-46017

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm: fix deferred split queue races during migration migratefoliomove records the deferred split queue state from src and replays it on dst. Replaying it after...

Linux Distros Unpatched Vulnerability : CVE-2026-45899

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: drop extent cache when splitting extent fails When the split extent fails, we might leave some extents still being processed and return an error directly,...

Linux Distros Unpatched Vulnerability : CVE-2026-45940

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: stmmac: fix oops when split header is enabled For GMAC4, when split header is enabled, in some rare cases, the hardware does not fill buf2 of the first...

CVE-2026-44451 Lumiverse: TSX component sandbox escape via DOM ref and string-split identifier bypass

Lumiverse is a full-featured AI chat application. Prior to 0.9.7, the component override system transpiles user-supplied TSX via Sucrase and evaluates it with new Function, shadowing dangerous globals fetch, window, eval, etc. with undefined. A static source validator...

CVE-2026-44451 Lumiverse: TSX component sandbox escape via DOM ref and string-split identifier bypass

Lumiverse is a full-featured AI chat application. Prior to 0.9.7, the component override system transpiles user-supplied TSX via Sucrase and evaluates it with new Function, shadowing dangerous globals fetch, window, eval, etc. with undefined. A static source validator...