Red Hat Security AdvisoryRHSA-2026:19705
kernel security update
Released 2026-05-20 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux AppStream E4S (v.9.0) kernel-debug-devel-5.14.0-70.180.1.el9_0, kernel-debug-devel-matched-5.14.0-70.180.1.el9_0, kernel-devel-5.14.0-70.180.1.el9_0 +5
- Red Hat Enterprise Linux BaseOS E4S (v.9.0) bpftool-5.14.0-70.180.1.el9_0, kernel-5.14.0-70.180.1.el9_0, kernel-abi-stablelists-5.14.0-70.180.1.el9_0 +14
Fixes 4 records
Priority CRITICAL 93KEV
In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skb_try_coalesce() can attach paged frags from @from to @to.
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.1613 · Published 2026-05-23 · Fixed in 5.10.257, 5.15.208 +6 CWE-456
Priority HIGH 66
In the Linux kernel, the following vulnerability has been resolved: ptrace: slightly saner 'get_dumpable()' logic The 'dumpability' of a task is fundamentally about the memory image of the task - the concept comes from w…
CVSS 3.1HIGH 7.1· Local · Low privileges · No interaction · EPSS 0.04299 · Published 2026-05-15 · Partial fix · 3.17, 4.5 +10 CWE-269
Priority MEDIUM 44
In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through frag-transfer helpers Two frag-transfer helpers (__pskb_copy_fclone() and skb_shift()) fail to propaga…
CVSS 3.1HIGH 8.8· Local · Low privileges · No interaction · EPSS 0.01987 · Published 2026-05-23 · Fixed in 5.10.257, 5.15.208 +6 CWE-691
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: can: raw: fix ro->uniq use-after-free in raw_rcv() raw_release() unregisters raw CAN receive filters via can_rx_unregister(), but receiver deletion is d…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00165 · Published 2026-04-23 · Fixed in 5.10.258, 5.15.209 +7 CWE-416
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