EUVD-2026-67514

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

CVE-2026-80615 net: dst_metadata: fix false-positive memcpy overflow in tun_dst_unclone

In the Linux kernel, the following vulnerability has been resolved: net: dstmetadata: fix false-positive memcpy overflow in tundstunclone kmallocflex in metadatadstalloc sets countedby for the structure to the optionslen, which is then initialized to zero. Later, we're initializing the structure ...

PT-2026-82938

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2 remove refcount extent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed...

PT-2026-82939

In the Linux kernel, the following vulnerability has been resolved: cxl/test: Fix fortify panic Fix a runtime assertion in setup xor mapping. Fortify complains that it is potentially overflowing the xormaps array per counted bynr maps. Quiet the false positive by initializing @nr maps earlier...

PT-2026-82940

In the Linux kernel, the following vulnerability has been resolved: cxl/fwctl: Fix fortify panic Fix a runtime assertion in cxlctl get supported features. Fortify complains that it is potentially overflowing the entries array per counted by lenum entries. Quiet the false positive by initializing...

CVE-2026-80638: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ovl: Use the “buf” flexible array as the destination for memcpy. The “buf” flexible array must be used as the destination for memcpy to avoid false positive run-time warnings caused by the recent FORTIFYSOURCE hardening measures:...

CVE-2026-68293

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix MCIA register buffer overflow on 32 dword reads The MCIA register can return up to 32 dwords 128 bytes when the device advertises the mcia32dwords capability, but struct mlx5ifcmciaregbits only defines dword0..11,...

samba security update

0:4.23.5-109 - Bump build number 0:4.23.5-108 - Security release for CVE-2026-1933 CVE-2026-2340 CVE-2026-3012 CVE-2026-4480 CVE-2026-40170 CVE-2026-4408 - resolves: RHEL-156279 - CVE-2026-1933 CVE-2026-2340 CVE-2026-3012 samba: various flaws - resolves: RHEL-161644 - CVE-2026-4480 - Fix Samba...

CVE-2026-57451

A flaw in Vim allows an attacker to cause a Denial of Service DoS via an application crash. If a user opens a maliciously crafted undo file, an out-of-bounds read is triggered in the gettextprops function due to missing length validation on property counts. Mitigation Users are advised to avoid...

samba security update

0:4.23.5-10 - Bump build number 0:4.23.5-9 - Security release for CVE-2026-1933 CVE-2026-2340 CVE-2026-3012 CVE-2026-4480 CVE-2026-40170 CVE-2026-4408 - resolves: RHEL-156319 - CVE-2026-1933 CVE-2026-2340 CVE-2026-3012 samba: various flaws - resolves: RHEL-161657 - CVE-2026-4480 - Fix Samba...

SUSE CVE-2026-11793

A stack buffer overflow flaw was found in 389 Directory Server. The checkPrefix function in pw.c copies an attacker-controlled algorithm ID into a 256-byte stack buffer without bounds checking when parsing reversible-encrypted attribute values. An attacker with Directory Manager privileges can...

CVE-2026-11793

A stack buffer overflow flaw was found in 389 Directory Server. The checkPrefix function in pw.c copies an attacker-controlled algorithm ID into a 256-byte stack buffer without bounds checking when parsing reversible-encrypted attribute values. An attacker with Directory Manager privileges can...

DEBIAN-CVE-2026-11793

A stack buffer overflow flaw was found in 389 Directory Server. The checkPrefix function in pw.c copies an attacker-controlled algorithm ID into a 256-byte stack buffer without bounds checking when parsing reversible-encrypted attribute values. An attacker with Directory Manager privileges can...

EUVD-2026-35423

A stack buffer overflow flaw was found in 389 Directory Server. The checkPrefix function in pw.c copies an attacker-controlled algorithm ID into a 256-byte stack buffer without bounds checking when parsing reversible-encrypted attribute values. An attacker with Directory Manager privileges can...

samba security update

4.19.4-16.0.1 - s3: winbindd: winbinddpam: fix leak in extractpacvrfysigs Orabug: 36518285 - s3:passdb: Do not leak memory in pdbtdb Orabug: 36371377 - Gluster volumes not accessible via Samba due to missing samba-vfs-glusterfs in OL8 Orabug: 30205755 4.19.4-16 - resolves: RHEL-156322 - Fix...

CVE-2026-46149

A flaw was found in the Linux kernel's SCSI target subsystem. This vulnerability, a buffer overflow, occurs in the tgptgpmembersshow function when processing long iSCSI IQN names. An attacker could potentially exploit this by providing a specially crafted input, leading to the disclosure of...

CVE-2026-46149

In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then will memcpy curlen bytes from that buffer. snprintf returns the length...

CVE-2026-46149

In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then will memcpy curlen bytes from that buffer. snprintf returns the length...

UBUNTU-CVE-2026-46149

In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then will memcpy curlen bytes from that buffer. snprintf returns the length...