Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: xfs: Fixed undersized liclogroundoff values. If the superblock does not list a log stripe unit, we set the incore log roundoff value to 512. This can lead to corrupted logs and unmountable file systems in generic/617 on a disk...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: xfs: Fixed the allocation of the log recovery buffer for the legacy hsize parameter. The commit a70f9fe52daa “xfs: detects and handles invalid iclog size settings provided by mkfs“” added a fix for incorrect hsize values used ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dm: Fixed unconditional IO throttling caused by REQPREFLUSH When a bio with REQPREFLUSH is submitted to dm, sendemptyflush generates a flushbio with REQOPWRITE | REQPREFLUSH | REQSYNC, which causes the flushbio to be throttled by...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xfs: Add bounds checking to xlogrecoverprocessdata There is a lack of verification of the space occupied by fixed members of xlogopheader in xlogrecoverprocessdata. We can create a crafted image to trigger an out-of-bounds read b...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: filemap: Avoid truncating the 64-bit offset to 32 bits. On 32-bit kernels, the folioseekholedata function inadvertently truncated a 64-bit value to 32 bits, which could lead to an infinite loop when writing to an xfs filesystem...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xfs: Eliminate attribute leaf freemap entries when empty Back in commit 2a2b5932db6758 “xfs: fix attribute leaf header freemap.size underflow”, Brian Foster observed that it’s possible for a small freemap at the end of the xattr...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.10, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xfs: Do not propagate ENODATA disk errors into the xattr code. ENODATA also known as ENOATTR has a very specific meaning in the xfs xattr code: it indicates that the requested attribute name could not be found. However, a medium...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iomap: Avoid truncating the 64-bit offset to 32 bits. On 32-bit kernels, iomapwritedelallocscan inadvertently used a 32-bit position due to folionextindex returning a unsigned long value. This could lead to an infinite loop when...

SUSE-SU-2026:3706-1 Security update for the Linux Kernel (Live Patch 71 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.269 fixes various security issues: The following security issues were fixed: - CVE-2023-53995: net: ipv4: fix one memleak in inetdelifa bsc1269284. - CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT chunk...

SUSE CVE-2026-74728

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL baddr in xfsbuffree When xfsbufallocbackingmem fails, xfsbuffree is called with bp-baddr still NULL. The code falls through to the folioput path which calls virttofolioNULL, dereferencing an invalid address and...

CVE-2026-74728

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL baddr in xfsbuffree When xfsbufallocbackingmem fails, xfsbuffree is called with bp-baddr still NULL. The code falls through to the folioput path which calls virttofolioNULL, dereferencing an invalid address and...

CVE-2026-74728

CVE-2026-74728 is a NULL pointer dereference in the Linux kernel's XFS filesystem repair tooling. When xfs_buf_alloc_backing_mem() fails, xfs_buf_free() is called with bp->b_addr still NULL. The code then falls through to the folio_put path, which calls virt_to_folio(NULL), dereferencing an in...

EUVD-2026-64415

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL baddr in xfsbuffree When xfsbufallocbackingmem fails, xfsbuffree is called with bp-baddr still NULL. The code falls through to the folioput path which calls virttofolioNULL, dereferencing an invalid address and...

CVE-2026-74728 xfs: handle NULL b_addr in xfs_buf_free

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL baddr in xfsbuffree When xfsbufallocbackingmem fails, xfsbuffree is called with bp-baddr still NULL. The code falls through to the folioput path which calls virttofolioNULL, dereferencing an invalid address and...

CVE-2026-74728 xfs: handle NULL b_addr in xfs_buf_free

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL baddr in xfsbuffree When xfsbufallocbackingmem fails, xfsbuffree is called with bp-baddr still NULL. The code falls through to the folioput path which calls virttofolioNULL, dereferencing an invalid address and...

SUSE-SU-2026:3701-1 Security update for the Linux Kernel RT (Live Patch 17 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.62 fixes various security issues: The following security issues were fixed: - CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT chunk length in COOKIEECHO processing bsc1253437 bsc1270023 bsc1270024. -...

PT-2026-79733

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL b addr in xfs buf free When xfs buf alloc backing mem fails, xfs buf free is called with bp-b addr still NULL. The code falls through to the folio put path which calls virt to folioNULL, dereferencing an invalid...

Linux Distros Unpatched Vulnerability : CVE-2026-74728

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfs: handle NULL baddr in xfsbuffree When xfsbufallocbackingmem fails, xfsbuffree is called with bp-baddr still NULL. The code falls through to the folioput pat...

OESA-2026-3455 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: xfs: remove xfsattrleafhasname The calling convention of xfsattrleafhasname is problematic, because it returns a NULL buffer when xfsattr3leafread fails, a valid...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099705)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099705 advisory. In the Linux kernel, the following vulnerability has been resolved: tracing: Prevent out-of-bounds read in glob matching String event fields are not necessarily...