SUSE Linux Enterprise 15 SP5: Kernel Important Update for CVE-2022-50327
suse
January 20, 2026
An update that solves seven vulnerabilities can now be installed.
Summary
## This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.121 fixes various security issues The following security issues were fixed: * CVE-2022-50327: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value (bsc#1254451). * CVE-2022-50409: net: If sock is dead don't access sock's sk_wq in sk_stream_wait_memory (bsc#1250665). * CVE-2022-50490: bpf: Propagate error from htab_lock_bucket() to userspace (bsc#1251165). * CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show() (bsc#1251787). * CVE-2025-38476: rpl: Fix use-after-free in rpl_do_srh_inline() (bsc#1251203). * CVE-2025-38572: ipv6: reject malicious packets in ipv6_gso_segment() (bsc#1248400). * CVE-2025-40204: sctp: Fix MAC comparison to be constant-time (bsc#1253437).
Topics Covered
References
* bsc#1248400
* bsc#1250665
* bsc#1251165
* bsc#1251203
* bsc#1251787
* bsc#1253437
* bsc#1254451
Cross-
* CVE-2022-50327
* CVE-2022-50409
* CVE-2022-50490
* CVE-2023-53676
* CVE-2025-38476
* CVE-2025-38572
* CVE-2025-40204
CVSS scores:
* CVE-2022-50327 ( SUSE ): 7.3
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2022-50327 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2022-50327 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2022-50409 ( SUSE ): 7.3
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2022-50409 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2022-50409 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2022-50490 ( SUSE ): 8.5
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: SUSE-SU-2026:0187-1
Release Date: 2026-01-20T12:46:06Z
Rating: important
Topics Covered
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