SUSE CVE-2026-43384

In the Linux kernel, the following vulnerability has been resolved: net/tcp-ao: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

EUVD-2026-28690

In the Linux kernel, the following vulnerability has been resolved: net/tcp-ao: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

UBUNTU-CVE-2026-43383

In the Linux kernel, the following vulnerability has been resolved: net/tcp-md5: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

UBUNTU-CVE-2026-43384

In the Linux kernel, the following vulnerability has been resolved: net/tcp-ao: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2026-43384

The CVE-2026-43384 issue concerns the Linux kernel TCP Authentication Option (TCP-AO) where MACs were compared without constant-time handling. The connected documents confirm a fix was applied to make MAC comparisons constant-time, mitigating timing-attack leakage of sensitive information. The vu...

CVE-2026-43384

In the Linux kernel, the following vulnerability has been resolved: net/tcp-ao: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2026-43384 net/tcp-ao: Fix MAC comparison to be constant-time

In the Linux kernel, the following vulnerability has been resolved: net/tcp-ao: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2026-43383 net/tcp-md5: Fix MAC comparison to be constant-time

In the Linux kernel, the following vulnerability has been resolved: net/tcp-md5: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2026-23364 ksmbd: Compare MACs in constant time

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Compare MACs in constant time To prevent timing attacks, MAC comparisons need to be constant-time. Replace the memcmp with the correct function, cryptomemneq...

CVE-2026-23364

CVE-2026-23364 concerns the Linux kernel’s ksmbd path, where MAC comparisons were not performed in constant time. The underlying issue is a timing-attack-prone memcmp() usage; the recommended fix is to replace memcmp() with crypto_memneq() to ensure constant-time comparisons. The vulnerability is...

CVE-2026-23364

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Compare MACs in constant time To prevent timing attacks, MAC comparisons need to be constant-time. Replace the memcmp with the correct function, cryptomemneq...

CVE-2026-23364 ksmbd: Compare MACs in constant time

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Compare MACs in constant time To prevent timing attacks, MAC comparisons need to be constant-time. Replace the memcmp with the correct function, cryptomemneq...

SUSE-SU-2026:0247-1 Security update for the Linux Kernel (Live Patch 5 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise kernel 6.4.0-150700.53.19 fixes various security issues The following security issues were fixed: - CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in liotargetnaclinfoshow bsc1251787. - CVE-2025-40204: sctp: Fix MAC comparison to be constant-tim...

SUSE-SU-2026:0246-1 Security update for the Linux Kernel (Live Patch 22 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.91 fixes various security issues The following security issues were fixed: - CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1254451. - CVE-2022-50409: net: If sock is dead don't access sock's skwq in...

Security update for the Linux Kernel (Live Patch 22 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.91 fixes various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1254451. CVE-2022-50409: net: If sock is dead don't access sock's skwq in...

SUSE SLES15 Security Update : kernel (Live Patch 16 for SUSE Linux Enterprise 15 SP6) (SUSE-SU-2026:0204-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0204-1 advisory. This update for the SUSE Linux Enterprise kernel 6.4.0-150600.23.73 fixes various security issues The following security issues were fixed: -...

Security update for the Linux Kernel (Live Patch 43 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise kernel 5.14.21-150400.24.173 fixes various security issues The following security issues were fixed: CVE-2022-50233: bluetooth: device name can cause reading kernel memory by not supplying terminal \0 bsc1249242. CVE-2022-50327: ACPI: processor: idle: Che...

SUSE-SU-2026:20256-1 Security update for the Linux Kernel (Live Patch 5 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise kernel 6.4.0-25.1 fixes various security issues The following security issues were fixed: - CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in liotargetnaclinfoshow bsc1251787. - CVE-2025-38476: rpl: Fix use-after-free in rpldosrhinline bsc125120...

SUSE-SU-2026:20396-1 Security update for the Linux Kernel RT (Live Patch 9 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise kernel 6.4.0-33.1 fixes various security issues The following security issues were fixed: - CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in liotargetnaclinfoshow bsc1251787. - CVE-2025-38476: rpl: Fix use-after-free in rpldosrhinline bsc125120...

PT-2026-27729

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the kernel’s ksmbd component related to Message Authentication Code MAC comparisons. The issue stems from the use of memcmp for MAC comparisons, which is susceptible to...