Red Hat Security AdvisoryRHSA-2025:21112
kernel security update
Released 2025-11-12 · Red Hat rating Moderate · View on Red Hat →
Fixes 13 records
Priority MEDIUM 50
In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix handling of server side tls alerts Scott Mayhew discovered a security exploit in NFS over TLS in tls_alert_recv() due to its assumption it c…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00633 · Published 2025-08-19 · Partial fix · 6.6.102, 6.12.42 +3 CWE-754
Priority MEDIUM 49
In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00449 · Published 2025-09-05 · Partial fix · 5.10.249, 5.15.190 +5 CWE-203
Priority MEDIUM 43
In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix buffer free/clear order in deferred receive path Fix a use-after-free window by correcting the buffer release sequence in the deferred r…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00481 · Published 2025-09-19 · Partial fix · 5.4.299, 5.10.243 +6 CWE-787
Priority MEDIUM 42
In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix client side handling of tls alerts A security exploit was discovered in NFS over TLS in tls_alert_recv due to its assumption that there is v…
CVSS 3.1HIGH 8.2· Network · No auth · No interaction · EPSS 0.00348 · Published 2025-08-19 · Partial fix · 6.6.102, 6.12.42 +3
Priority LOW 39
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: sme: cap SSID length in __cfg80211_connect_result() If the ssid->datalen is more than IEEE80211_MAX_SSID_LEN (32) it would lead to memor…
CVSS 3.1HIGH 8.8· Adjacent network · No auth · No interaction · EPSS 0.00222 · Published 2025-09-19 · Partial fix · 6.1.151, 6.3 +4 CWE-787
Priority LOW 38
In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: Validate length in packet header before skb_put() When receiving a vsock packet in the guest, only the virtqueue buffer size is validated…
CVSS 3.1HIGH 8.4· Local · No auth · No interaction · EPSS 0.00167 · Published 2025-09-05 · Partial fix · 6.1.149, 6.6.103 +3 CWE-787
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: crypto: seqiv - Handle EBUSY correctly As it is seqiv only handles the special return value of EINPROGERSS, which means that in all other cases it will…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00165 · Published 2025-09-18 · Partial fix · 4.14.308, 4.19.276 +6 CWE-416
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: pstore/ram: Check start of empty przs during init After commit 30696378f68a ("pstore/ram: Do not treat empty buffers as valid"), initialization would as…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00161 · Published 2025-09-16 · Partial fix · 4.14.326, 4.19.295 +11 CWE-787
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: fs: fix UAF/GPF bug in nilfs_mdt_destroy In alloc_inode, inode_init_always() could return -ENOMEM if security_inode_alloc() fails, which causes inode->i…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00225 · Published 2025-09-17 · Partial fix · 4.9.331, 4.14.296 +7 CWE-416
Priority LOW 35
In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails When scpi probe fails, at any point, we need to ensure that the scpi_info is not…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00199 · Published 2025-06-18 · Partial fix · 4.19.256, 5.4.211 +5 CWE-416
Priority LOW 33
In the Linux kernel, the following vulnerability has been resolved: crypto: xts - Handle EBUSY correctly As it is xts only handles the special return value of EINPROGRESS, which means that in all other cases it will free…
CVSS 3.1HIGH 7.8· Local · Low privileges · No interaction · EPSS 0.00164 · Published 2025-10-01 · Partial fix · 5.10.173, 5.15.99 +3 CWE-416
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 25
In the Linux kernel, the following vulnerability has been resolved: x86/vmscape: Add conditional IBPB mitigation VMSCAPE is a vulnerability that exploits insufficient branch predictor isolation between a guest and a user…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00378 · Published 2025-09-11 · Partial fix · 3.17, 4.5 +7