SUSE-SU-2022:0068-1

The SUSE Linux Enterprise 12 SP5 kernel was updated.

The following security bugs were fixed:

• CVE-2019-15126: Fixed a vulnerability in Broadcom and Cypress Wi-Fi chips, used in RPi family of devices aka 'Kr00k'. (bsc#1167162)
• CVE-2021-33098: Fixed a potential denial of service in Intel(R) Ethernet ixgbe driver due to improper input validation. (bsc#1192877)
• CVE-2021-0935: Fixed out of bounds write due to a use after free which could lead to local escalation of privilege with System execution privileges needed in ip6_xmit. (bsc#1192032)
• CVE-2018-25020: Fixed an issue in the BPF subsystem in the Linux kernel mishandled situations with a long jump over an instruction sequence where inner instructions require substantial expansions into multiple BPF instructions, leading to an overflow. (bsc#1193575)
• CVE-2021-0920: Fixed a local privilege escalation due to an use after free bug in unix_gc. (bsc#1193731)
• CVE-2021-45485: Fixed an information leak because of certain use of a hash table which use IPv6 source addresses. (bsc#1194094)
• CVE-2021-45486: Fixed an information leak because the hash table is very small in net/ipv4/route.c. (bsc#1194087)
• CVE-2021-28715: Fixed an issue where a guest could force Linux netback driver to hog large amounts of kernel memory by do not queueing unlimited number of packages. (bsc#1193442)
• CVE-2021-28714: Fixed an issue where a guest could force Linux netback driver to hog large amounts of kernel memory by fixing rx queue stall detection. (bsc#1193442)
• CVE-2021-28713: Fixed a rogue backends that could cause DoS of guests via high frequency events by hardening hvc_xen against event channel storms. (bsc#1193440)
• CVE-2021-28712: Fixed a rogue backends that could cause DoS of guests via high frequency events by hardening netfront against event channel storms. (bsc#1193440)
• CVE-2021-28711: Fixed a rogue backends that could cause DoS of guests via high frequency events by hardening blkfront against event channel storms. (bsc#1193440)
• CVE-2021-43975: Fixed a flaw in hwatlutilsfwrpc_wait that could allow an attacker (who can introduce a crafted device) to trigger an out-of-bounds write via a crafted length value. (bsc#1192845)
• CVE-2021-43976: Fixed a flaw that could allow an attacker (who can connect a crafted USB device) to cause a denial of service. (bsc#1192847)
• CVE-2021-4002: Added a missing TLB flush that could lead to leak or corruption of data in hugetlbfs. (bsc#1192946)
• CVE-2020-27820: Fixed a vulnerability where a use-after-frees in nouveau's postclose() handler could happen if removing device. (bsc#1179599)

The following non-security bugs were fixed:

• blk-mq: do not deactivate hctx if managed irq isn't used (bsc#1185762).
• cifs: Add new mount parameter 'acdirmax' to allow caching directory metadata (bsc#1190317).
• cifs: Add new parameter 'acregmax' for distinct file and directory metadata timeout (bsc#1190317).
• cifs: convert listforeach to entry variant (jsc#SLE-20656).
• cifs: convert revalidate of directories to using directory metadata cache timeout (bsc#1190317).
• cifs: Do not leak EDEADLK to dgetents64 for STATUSUSERSESSION_DELETED (bsc#1190317).
• cifs: fiemap: do not return EINVAL if get nothing (bsc#1190317).
• cifs: Fix a potencially linear read overflow (git-fixes).
• cifs: fix a sign extension bug (git-fixes).
• cifs: fix incorrect check for null pointer in header_assemble (bsc#1190317).
• cifs: fix memory leak of smb3fscontextdup::serverhostname (bsc#1190317).
• cifs: fix missed refcounting of ipc tcon (git-fixes).
• cifs: fix potential use-after-free bugs (jsc#SLE-20656).
• cifs: fix print of hdrflags in dfscacheproc_show() (jsc#SLE-20656).
• cifs: fix wrong release in sessallocbuffer() failed path (bsc#1190317).
• cifs: for compound requests, use open handle if possible (bsc#1190317).
• cifs: introduce new helper for cifs_reconnect() (jsc#SLE-20656).
• cifs: move to generic async completion (bsc#1190317).
• cifs: nosharesock should be set on new server (git-fixes).
• cifs: nosharesock should not share socket with future sessions (bsc#1190317).
• cifs: On cifs_reconnect, resolve the hostname again (bsc#1190317).
• cifs: properly invalidate cached root handle when closing it (bsc#1190317).
• cifs: release lock earlier in dequeue_mid error case (bsc#1190317).
• cifs: set a minimum of 120s for next dns resolution (bsc#1190317).
• cifs: Simplify reconnect code when dfs upcall is enabled (bsc#1190317).
• cifs: split out dfs code from cifs_reconnect() (jsc#SLE-20656).
• cifs: support nested dfs links over reconnect (jsc#SLE-20656).
• cifs: support share failover when remounting (jsc#SLE-20656).
• cifs: To match file servers, make sure the server hostname matches (bsc#1190317).
• config: INPUT_EVBUG=n (bsc#1192974). Debug driver unsuitable for production, only enabled on ppc64.
• constraints: Build aarch64 on recent ARMv8.1 builders. Request asimdrdm feature which is available only on recent ARMv8.1 CPUs. This should prevent scheduling the kernel on an older slower builder.
• cred: allow getcred() and putcred() to be given NULL (git-fixes).
• EDAC/amd64: Handle three rank interleaving mode (bsc#1114648).
• elfcore: correct reference to CONFIG_UML (git-fixes).
• elfcore: fix building with clang (bsc#1169514).
• fuse: release pipe buf after last use (bsc#1193318).
• genirq: Move initial affinity setup to irq_startup() (bsc#1193231).
• genirq: Provide IRQCHIPAFFINITYPRE_STARTUP (bsc#1193231).
• genirq: Remove mask argument from setup_affinity() (bsc#1193231).
• genirq: Rename setupaffinity() to irqsetup_affinity() (bsc#1193231).
• genirq: Split out irq_startup() code (bsc#1193231).
• lpfc: Reintroduce old IRQ probe logic (bsc#1183897).
• md: fix a lock order reversal in md_alloc (git-fixes).
• net: hso: fix control-request directions (git-fixes).
• net: hso: fix muxed tty registration (git-fixes).
• net: lan78xx: fix division by zero in send path (git-fixes).
• net: mana: Allow setting the number of queues while the NIC is down (jsc#SLE-18779, bsc#1185727).
• net: mana: Fix spelling mistake 'calledd' -> 'called' (jsc#SLE-18779, bsc#1185727).
• net: mana: Fix the netdeverr()'s vPort argument in manainit_port() (jsc#SLE-18779, bsc#1185727).
• net: mana: Improve the HWC error handling (jsc#SLE-18779, bsc#1185727).
• net: mana: Support hibernation and kexec (jsc#SLE-18779, bsc#1185727).
• net: mana: Use kcalloc() instead of kzalloc() (jsc#SLE-18779, bsc#1185727).
• net: pegasus: fix uninit-value in getinterruptinterval (git-fixes).
• net: usb: lan78xx: lan78xxphyinit(): use PHY_POLL instead of '0' if no IRQ is available (git-fixes).
• nfsd: do not alloc under spinlock in rpcparsescope_id (git-fixes).
• nfsd: Handle the NFSv4 READDIR 'dircount' hint being zero (git-fixes).
• nvme-fc: avoid race between time out and tear down (bsc#1185762).
• nvme-fc: remove freeze/unfreeze around updatenrhw_queues (bsc#1185762).
• nvme-fc: update hardware queues before using them (bsc#1185762).
• nvme-fc: wait for queues to freeze before calling updatehrhw_queues (bsc#1183678).
• nvme-pci: add NO APST quirk for Kioxia device (git-fixes).
• objtool: Support Clang non-section symbols in ORC generation (bsc#1169514).
• platform/x86: hpaccel: Fix an error handling path in 'lis3lv02dprobe()' (git-fixes).
• platform/x86: thinkpad_acpi: Fix bitwise vs. logical warning (git-fixes).
• pnfs/flexfiles: Fix misplaced barrier in nfs4fflayoutprepareds (git-fixes).
• rndishost: set proper input size for OIDGENPHYSICALMEDIUM request (git-fixes).
• scsi: core: Fix bad pointer dereference when ehandler kthread is invalid (git-fixes).
• scsi: core: Put LLD module refcnt after SCSI device is released (git-fixes).
• scsi: iscsi: Adjust iface sysfs attr detection (git-fixes).
• scsi: lpfc: Add additional debugfs support for CMF (bsc1192145).
• scsi: lpfc: Adjust CMF total bytes and rxmonitor (bsc1192145).
• scsi: lpfc: Cap CMF read bytes to MBPI (bsc1192145).
• scsi: lpfc: Change return code on I/Os received during link bounce (bsc1192145).
• scsi: lpfc: Fix leaked lpfc_dmabuf mbox allocations with NPIV (bsc1192145).
• scsi: lpfc: Fix lpfcforcerscn ndlp kref imbalance (bsc1192145).
• scsi: lpfc: Fix non-recovery of remote ports following an unsolicited LOGO (bsc#1189126).
• scsi: lpfc: Fix NPIV port deletion crash (bsc1192145).
• scsi: lpfc: Trigger SLI4 firmware dump before doing driver cleanup (bsc1192145).
• scsi: lpfc: Update lpfc version to 14.0.0.4 (bsc1192145).
• scsi: mpt3sas: Fix kernel panic during drive powercycle test (git-fixes).
• scsi: qla2xxx: edif: Fix app start delay (git-fixes).
• scsi: qla2xxx: edif: Fix app start fail (git-fixes).
• scsi: qla2xxx: edif: Fix EDIF bsg (git-fixes).
• scsi: qla2xxx: edif: Fix off by one bug in qlaedifapp_getfcinfo() (git-fixes).
• scsi: qla2xxx: edif: Flush stale events and msgs on session down (git-fixes).
• scsi: qla2xxx: edif: Increase ELS payload (git-fixes).
• scsi: qla2xxx: Fix gnl list corruption (git-fixes).
• scsi: qla2xxx: Fix mailbox direction flags in qla2xxxgetadapter_id() (git-fixes).
• scsi: qla2xxx: Format log strings only if needed (git-fixes).
• scsi: qla2xxx: Relogin during fabric disturbance (git-fixes).
• smb3: add additional null check in SMB2_ioctl (bsc#1190317).
• smb3: add additional null check in SMB2_open (bsc#1190317).
• smb3: add additional null check in SMB2_tcon (bsc#1190317).
• smb3: correct server pointer dereferencing check to be more consistent (bsc#1190317).
• smb3: correct smb3 ACL security descriptor (bsc#1190317).
• smb3: do not error on fsync when readonly (bsc#1190317).
• smb3: remove trivial dfs compile warning (jsc#SLE-20656).
• SUNRPC: async tasks mustn't block waiting for memory (bsc#1191876 bsc#1192866).
• SUNRPC: improve 'swap' handling: scheduling and PF_MEMALLOC (bsc#1191876 bsc#1192866).
• tracing: Check pid filtering when creating events (git-fixes).
• tracing: Fix pid filtering when triggers are attached (git-fixes).
• tty: hvc: replace BUG_ON() with negative return value (git-fixes).
• usb: Add compatibility quirk flags for iODD 2531/2541 (git-fixes).
• usb: dwc2: hcd_queue: Fix use of floating point literal (git-fixes).
• usb: serial: option: add Fibocom FM101-GL variants (git-fixes).
• usb: serial: option: add prod. id for Quectel EG91 (git-fixes).
• usb: serial: option: add Quectel EC200S-CN module support (git-fixes).
• usb: serial: option: add Telit LE910Cx composition 0x1204 (git-fixes).
• usb: serial: option: add Telit LE910S1 0x9200 composition (git-fixes).
• usb: serial: qcserial: add EM9191 QDL support (git-fixes).
• x86/msi: Force affinity setup before startup (bsc#1193231).
• x86/pkey: Fix undefined behaviour with PKRUWDBIT (bsc#1114648).
• x86/sme: Explicitly map new EFI memmap table as encrypted (bsc#1114648).
• x86/xen: Add xenpvrestoreregsandreturntousermode() (bsc#1114648).
• x86/xen: Mark cpubringupandidle() as deadend_function (bsc#1169514).
• xen: sync include/xen/interface/io/ring.h with Xen's newest version (git-fixes).
• xen/blkfront: do not take local copy of a request from the ring page (git-fixes).
• xen/blkfront: do not trust the backend response data blindly (git-fixes).
• xen/blkfront: read response from backend only once (git-fixes).
• xen/netfront: disentangle txskbfreelist (git-fixes).
• xen/netfront: do not read data from request on the ring page (git-fixes).
• xen/netfront: do not trust the backend response data blindly (git-fixes).
• xen/netfront: read response from backend only once (git-fixes).