Summary
[5.4.17-2136.356.4.1]
- smb: client: reject userspace cifs.spnego descriptions (Asim Viladi Oglu Manizada) [Orabug: 39463669]
[5.4.17-2136.356.4]
- tun: free page on build_skb failure in tun_xdp_one() (Weiming Shi) [Orabug: 39429147]
- tap: free page on error paths in tap_get_user_xdp() (Weiming Shi) [Orabug: 39429147]
- tun: free page on short-frame rejection in tun_xdp_one() (Weiming Shi) [Orabug: 39429147]
[5.4.17-2136.356.3]
- ptrace: slightly saner 'get_dumpable()' logic (Linus Torvalds) [Orabug: 39384275,39391459] {CVE-2026-46333}
- net: skbuff: propagate shared-frag marker through frag-transfer helpers (Hyunwoo Kim) [Orabug: 39368828,39441326] {CVE-2026-43503,CVE-2026-46300}
- net: skbuff: preserve shared-frag marker during coalescing (William Bowling) [Orabug: 39368828] {CVE-2026-46300}
[5.4.17-2136.356.2]
- nfsd: fix heap overflow in NFSv4.0 LOCK replay cache (Jeff Layton) [Orabug: 39167617,39368718] {CVE-2026-31402}
- scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count() (Maurizio Lombardi) [Orabug: 38985173,39368732] {CVE-2026-23216}
- scsi: target: iscsi: Fix use-after-free in iscsit_dec_session_usage_count() (Maurizio Lombardi) [Orabug: 38970455,39368774] {CVE-2026-23193}
- xfrm: esp: avoid in-place decrypt on shared skb frags (Kuan-Ting Chen) [Orabug: 39334580,39367147] {CVE-2026-43284}
- x86/CPU/AMD: Add a fix for AMD-SB-7052 (Prathyushi Nangia) [Orabug: 39218897] {CVE-2025-54518}
[5.4.17-2136.356.1]
- arm64/kvm: Include linux/random.h in trng.c (Siddh Raman Pant) [Orabug: 39327096]
- i2c: designware: Disable TX_EMPTY irq while waiting for block length byte (Tam Nguyen) [Orabug: 39174662]
- i2c: designware: Handle invalid SMBus block data response length value (Tam Nguyen) [Orabug: 39174662]
- i2c: designware: fix __i2c_dw_disable() in case master is holding SCL low (Yann Sionneau) [Orabug: 39174662]
[5.4.17-2136.355.3]
- crypto: algif_aead - Fix minimum RX size check for decryption (Herbert Xu) [Orabug: 39250687,39331106] {CVE-2026-43077}
- crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl (Herbert Xu) [Orabug: 39250687,39331111] {CVE-2026-43078}
- crypto: authencesn - Fix src offset when decrypting in-place (Herbert Xu) [Orabug: 39250687]
- crypto: authencesn - Do not place hiseq at end of dst for out-of-place decryption (Herbert Xu) [Orabug: 39250687,39300911] {CVE-2026-43033}
- crypto: authenc - use memcpy_sglist() instead of null skcipher (Eric Biggers) [Orabug: 39250687]
- crypto: algif_aead - snapshot IV for async AEAD requests (Douya Le) [Orabug: 39250687,39452217] {CVE-2026-46028}
- crypto: algif_aead - Revert to operating out-of-place (Herbert Xu) [Orabug: 39250687,39283868,39292250] {CVE-2026-31431}
- crypto: algif_aead - use memcpy_sglist() instead of null skcipher (Eric Biggers) [Orabug: 39250687] {CVE-2026-31431}
- crypto: scatterwalk - Backport memcpy_sglist() (Eric Biggers) [Orabug: 39250687]
- crypto: doc - fix kernel-doc notation in chacha.c and af_alg.c (Randy Dunlap) [Orabug: 39250687]
[5.4.17-2136.355.2]
- Revert 'rds: Drop rds conn in connect worker if not in down state.' (Alok Tiwari) [Orabug: 39253770]
- x86/CPU: Fix FPDSS on Zen1 (Siddh Raman Pant) [Orabug: 39241225,39273723] {CVE-2026-31628}
- SUNRPC: svcauth_gss: avoid NULL deref on zero length gss_token in gss_read_proxy_verf (Joshua Rogers) [Orabug: 38852342] {CVE-2025-71120}
[5.4.17-2136.355.1]
- net/sched: Enforce that teql can only be used as root qdisc (Jamal Hadi Salim) [Orabug: 38930950] {CVE-2026-23074}
[5.4.17-2136.354.4]
- macvlan: fix possible UAF in macvlan_forward_source() (Eric Dumazet) [Orabug: 38887731] {CVE-2026-23001}
- macvlan: Use 'hash' iterators to simplify code (Christophe Jaillet) [Orabug: 38887731] {CVE-2026-23001}
- macvlan: Add nodst option to macvlan type source (Jethro Beekman) [Orabug: 38887731] {CVE-2026-23001}
- macvlan: observe an RCU grace period in macvlan_common_newlink() error path (Eric Dumazet) [Orabug: 38970510,39188399] {CVE-2026-23209,CVE-2026-23273}
- macvlan: fix error recovery in macvlan_common_newlink() (Eric Dumazet) [Orabug: 38970510] {CVE-2026-23209}
[5.4.17-2136.354.3]
- io_uring: fix filename leak in __io_openat_prep() (Prithvi Tambewagh) [Orabug: 39064937] {CVE-2025-68814}
- rds: Drop rds conn in connect worker if not in down state. (Rohit Nair) [Orabug: 39045035]
Fixed packages 8
| Release | Package | Fixed in |
|---|---|---|
| Oracle Linux · 7 | kernel-uek | 0:5.4.17-2136.356.4.1.el8uek |
| Oracle Linux · 7 | kernel-uek-container | 0:5.4.17-2136.356.4.1.el8uek |
| Oracle Linux · 7 | kernel-uek-container-debug | 0:5.4.17-2136.356.4.1.el8uek |
| Oracle Linux · 7 | kernel-uek-debug | 0:5.4.17-2136.356.4.1.el8uek |
| Oracle Linux · 7 | kernel-uek-debug-devel | 0:5.4.17-2136.356.4.1.el8uek |
| Oracle Linux · 7 | kernel-uek-devel | 0:5.4.17-2136.356.4.1.el8uek |
| Oracle Linux · 7 | kernel-uek-doc | 0:5.4.17-2136.356.4.1.el8uek |
| Oracle Linux · 7 | kernel-uek-tools | 0:5.4.17-2136.356.4.1.el7uek |
Vulnerabilities 8
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High 7.8
net: skbuff: preserve shared-frag marker during coalescing
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. If @from has SKBFL_SHARED_FRAG set, the resulting @to skb can contain t…
KEV Oct 28, 2026 -
Critical 9.8CVE-2026-31402 Public exploit
nfsd: fix heap overflow in NFSv4.0 LOCK replay cache
In the Linux kernel, the following vulnerability has been resolved: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache The NFSv4.0 replay cache uses a fixed 112-byte inline buffer (rp_ibuf[NFSD4_REPLAY_ISIZE]) to store encoded operation responses. This size…
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High 8.8
scsi: target: iscsi: Fix use-after-free in iscsit_dec_session_usage_count()
In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix use-after-free in iscsit_dec_session_usage_count() In iscsit_dec_session_usage_count(), the function calls complete() while holding the sess->session_usage_lock. Simi…
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High 8.8
xfrm: esp: avoid in-place decrypt on shared skb frags
In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags MSG_SPLICE_PAGES can attach pages from a pipe directly to an skb. TCP marks such skbs with SKBFL_SHARED_FRAG after skb_splice_from_iter()…
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High 8.8CVE-2026-43503 Public exploit
net: skbuff: propagate shared-frag marker through frag-transfer helpers
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 propagate the SKBFL_SHARED_FRAG bit in skb_shi…
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High 7.3
Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker t…
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High 7.1CVE-2026-46333 Public exploit
ptrace: slightly saner 'get_dumpable()' logic
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 whether it can core dump or not - and ma…
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Unscored —
scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count()
In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count() In iscsit_dec_conn_usage_count(), the function calls complete() while holding the conn->conn_usage_lock. As soon as co…