Red Hat Security AdvisoryRHSA-2026:0533
kernel security update
Released 2026-01-14 · Red Hat rating Important · View on Red Hat →
Fixes 11 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 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
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix use-after-free in cifs_fill_dirent There is a race condition in the readdir concurrency process, which may access the rsp buffer after…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00218 · Published 2025-06-18 · Partial fix · 2.6.28, 5.4.294 +7 CWE-416
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: media: rc: fix races with imon_disconnect() Syzbot reports a KASAN issue as below: BUG: KASAN: use-after-free in __create_pipe include/linux/usb.h:1945…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.0016 · Published 2025-10-15 · Partial fix · 5.4.301, 5.10.246 +7
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
Priority LOW 30
In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix VM_BUG_ON_PAGE(PagePoisoned(page)) when unpoison memory When I did memory failure tests, below panic occurs: page dumped because:…
CVSS 3.1HIGH 7.1· Local · Low privileges · No interaction · EPSS 0.00157 · Published 2025-09-23 · Partial fix · 5.4.300, 5.10.245 +6 CWE-125
Priority LOW 30
In the Linux kernel, the following vulnerability has been resolved: efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare Observed on kernel 6.6 (present on master as well): BUG: KASAN: slab-out-of-bounds in memcmp+0x98…
CVSS 3.1HIGH 7.1· Local · Low privileges · No interaction · EPSS 0.00167 · Published 2025-09-16 · Partial fix · 3.9, 5.4.298 +7 CWE-125
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
Priority LOW 21
In the Linux kernel, the following vulnerability has been resolved: mm: kmem: fix a NULL pointer dereference in obj_stock_flush_required() KCSAN found an issue in obj_stock_flush_required(): stock->cached_objcg can be re…
CVSS 3.1MEDIUM 4.7· Local · Low privileges · No interaction · EPSS 0.00139 · Published 2025-09-18 · Partial fix · 6.1.45, 6.4.10 +1 CWE-476