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Red Hat Security Advisory

RHSA-2026:0532

kernel security update

Released 2026-01-14 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 8 records

Priority MEDIUM 43

In the Linux kernel, the following vulnerability has been resolved: libceph: fix potential use-after-free in have_mon_and_osd_map() The wait loop in __ceph_open_session() can race with the client receiving a new monmap o…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00585 Published 2025-12-16 Partial fix · 5.10.247, 5.15.197 +5
Priority MEDIUM 43

In the Linux kernel, the following vulnerability has been resolved: nfsd: handle get_client_locked() failure in nfsd4_setclientid_confirm() Lei Lu recently reported that nfsd4_setclientid_confirm() did not check the retu…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00406 Published 2025-09-04 Partial fix · 5.4.297, 5.10.241 +7 CWE-416
Priority MEDIUM 42

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix out-of-bounds access in ipv6_find_tlv() optlen is fetched without checking whether there is more than one byte to parse.

CVSS 3.1HIGH 8.2 Network No auth No interaction EPSS 0.00564 Published 2025-10-22 Partial fix · 4.14.316, 4.19.284 +6
Priority MEDIUM 40

In the Linux kernel, the following vulnerability has been resolved: NFSD: Avoid calling OPDESC() with ops->opnum == OP_ILLEGAL OPDESC() simply indexes into nfsd4_ops[] by the op's operation number, without range checking…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00305 Published 2025-10-07 Partial fix · 5.10.220, 5.15.107 +3 CWE-787
Priority LOW 39

In the Linux kernel, the following vulnerability has been resolved: scsi: ses: Fix possible desc_ptr out-of-bounds accesses Sanitize possible desc_ptr out-of-bounds accesses in ses_enclosure_data_process().

CVSS 3.1HIGH 8.8 Adjacent network No auth No interaction EPSS 0.0022 Published 2025-10-07 Partial fix · 4.14.308, 4.19.276 +6 CWE-125
TI-2022-26017 CVE-2022-50543 · GHSA-rjw2-5698-2f3h

RDMA/rxe: Fix mr->map double free

Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix mr->map double free rxe_mr_cleanup() which tries to free mr->map again will be called when rxe_mr_init_user() fails: CPU: 0 PID: 4917 Comm…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00167 Published 2025-10-07 Partial fix · 5.20, 6.0.16 +2 CWE-415
Priority LOW 33

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix race with concurrent opens in rename(2) Besides sending the rename request to the server, the rename process also involves closing any…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00118 Published 2025-09-16 Partial fix · 6.1.150, 6.6.104 +3 CWE-362
TI-2023-29801 CVE-2023-53513 · GHSA-jvcg-848p-wjgf

nbd: fix incomplete validation of ioctl arg

Priority LOW 24

In the Linux kernel, the following vulnerability has been resolved: nbd: fix incomplete validation of ioctl arg We tested and found an alarm caused by nbd_ioctl arg without verification.

CVSS 3.1MEDIUM 5.5 Local Low privileges No interaction EPSS 0.00149 Published 2025-10-01 Partial fix · 5.15.113, 6.1.30 +2 CWE-674