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

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fixed a use-after-free in cryptmessage when using asynchronous crypto. The fix for CVE-2024-50047 removes the asynchronous crypto handling from cryptmessage, assuming that all crypto operations are synchronous...

OESA-2026-2416 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in cryptmessage when using async crypto The CVE-2024-50047 fix removed asynchronous crypto handling from cryptmessage, assuming a...

SUSE-SU-2026:1096-1 Security update for the Linux Kernel (Live Patch 4 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.16 fixes various security issues The following security issues were fixed: - CVE-2025-38488: smb: client: fix use-after-free in cryptmessage when using async crypto bsc1247240. - CVE-2025-40258: mptcp: fix race condition in...

Security update for the Linux Kernel (Live Patch 67 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.255 fixes various security issues The following security issues were fixed: CVE-2022-50423: ACPICA: Fix use-after-free in acpiutcopyipackagetoipackage bsc1250785. CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant...

SUSE-SU-2026:1073-1 Security update for the Linux Kernel (Live Patch 10 for SUSE Linux Enterprise 15 SP6)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.47 fixes various security issues The following security issues were fixed: - CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds bsc1257629. - CVE-2025-38488: smb: client: fix use-after-free in...

SUSE-SU-2026:20898-1 Security update for the Linux Kernel RT (Live Patch 12 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-36.1 fixes various security issues The following security issues were fixed: - CVE-2025-38488: smb: client: fix use-after-free in cryptmessage when using async crypto bsc1247240. - CVE-2025-40258: mptcp: fix race condition in mptcpschedulewor...

SUSE-SU-2026:20848-1 Security update for the Linux Kernel RT (Live Patch 6 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-28.1 fixes various security issues The following security issues were fixed: - CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds bsc1257629. - CVE-2025-38488: smb: client: fix use-after-free in cryptmessag...

SUSE-SU-2026:0992-1 Security update for the Linux Kernel (Live Patch 44 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.176 fixes various security issues The following security issues were fixed: - CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit bsc1255595. - CVE-2023-53781: smc: Fix use-after-free in...

SUSE-SU-2026:0958-1 Security update for the Linux Kernel (Live Patch 72 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.272 fixes various security issues The following security issues were fixed: - CVE-2022-50423: ACPICA: Fix use-after-free in acpiutcopyipackagetoipackage bsc1250785. - CVE-2022-50697: mrp: introduce active flags to prevent UAF when...

SUSE-SU-2026:0954-1 Security update for the Linux Kernel (Live Patch 68 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.258 fixes various security issues The following security issues were fixed: - CVE-2022-50423: ACPICA: Fix use-after-free in acpiutcopyipackagetoipackage bsc1250785. - CVE-2022-50697: mrp: introduce active flags to prevent UAF when...

SUSE-SU-2026:0939-1 Security update for the Linux Kernel (Live Patch 0 for SUSE Linux Enterprise 15 SP7 RT)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.5 fixes various security issues The following security issues were fixed: - CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds bsc1257629. - CVE-2025-38488: smb: client: fix use-after-free in...

SUSE SLES15 Security Update : kernel (Live Patch 1 for SUSE Linux Enterprise 15 SP7 RT) (SUSE-SU-2026:0940-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0940-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.3 fixes various security issues The following security issues were fixed: -...

LSN-0118-1: Kernel Live Patch Security Notice

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix UAF in async decryption Doing an async decryption large read crashes with a slab-use-after-free way down in the crypto API. In the Linux kernel, the following vulnerability has been resolved: padata: avoid UAF fo...

LSN-0118-1 Kernel Live Patch Security Notice

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix UAF in async decryption Doing an async decryption large read crashes with a slab-use-after-free way down in the crypto API. In the Linux kernel, the following vulnerability has been resolved: padata: avoid UAF fo...

The vulnerability of the crypt_message() function in the fs/cifs/smb2ops.c module of the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the cryptmessage function in the fs/cifs/smb2ops.c module of the Linux kernel is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability could allow an attacker to cause a service failure...

smb: client: fix use-after-free in crypt_message when using async crypto

...

The vulnerability of the `ksmbd_crypt_message()` function in the `fs/smb/server/auth.c` module of the SMB server support in the Linux operating system allows a hacker to gain access to protected information.

The vulnerability of the ksmbdcryptmessage function in the fs/smb/server/auth.c module of the SMB server support in Linux operating systems is related to the absence of resetting of cryptographic data after its use. Exploiting this vulnerability can allow an attacker to gain access to protected...

Linux Distros Unpatched Vulnerability : CVE-2025-38488

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Ubuntu Linux - smb: client: fix use-after-free in cryptmessage when using async crypto The CVE-2024-50047 fix removed asynchronous crypto handling from...

DEBIAN-CVE-2025-38488

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in cryptmessage when using async crypto The CVE-2024-50047 fix removed asynchronous crypto handling from cryptmessage, assuming all crypto operations are synchronous. However, when hardware crypto...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that originates from the use of reuse after release in the cryptmessage function...