openSUSE: 2022:0366-1 critical: the Linux Kernel
Description
The SUSE Linux Enterprise 15 SP1 LTSS kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2022-0435: Fixed remote stack overflow in net/tipc module that validate domain record count on input (bsc#1195254). - CVE-2022-0330: Fixed flush TLBs before releasing backing store (bsc#1194880). - CVE-2021-45486: Fixed an information leak because the hash table is very small in net/ipv4/route.c (bnc#1194087). - CVE-2021-45095: Fixed refcount leak in pep_sock_accept in net/phonet/pep.c (bnc#1193867). - CVE-2021-44733: Fixed a use-after-free exists in drivers/tee/tee_shm.c in the TEE subsystem, that could have occured because of a race condition in tee_shm_get_from_id during an attempt to free a shared memory object (bnc#1193767). - CVE-2021-43976: Fixed a flaw that could allow an attacker (who can connect a crafted USB device) to cause a denial of service. (bnc#1192847) - CVE-2021-43975: Fixed a flaw in hw_atl_utils_fw_rpc_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-2021-4202: Fixed NFC race condition by adding NCI_UNREG flag (bsc#1194529). - CVE-2021-4197: Use cgroup open-time credentials for process migraton perm checks (bsc#1194302). - CVE-2021-4159: Fixed kernel ptr leak vulnerability via BPF in coerce_reg_to_size (bsc#1194227). - CVE-2021-4149: Fixed btrfs unlock newly allocated extent buffer after error (bsc#1194001). - CVE-2021-4135: Fixed zero-initialize memory inside netdevsim for new map's value in function nsim_bpf_map_alloc (bsc#1193927). - CVE-2021-4083: Fixed a read-after-free memory flaw inside the garbage collection for Unix domain socket file handlers when users call close() and fget() simultaneouslyand can potentially trigger a race condition (bnc#1193727). - CVE-2021-4002: Fixed incorrect TLBs flush in hugetlbfs after huge_pmd_unshare (bsc#1192946). - CVE-2021-39657: Fixed out of bounds read due to a missing bounds check in ufshcd_eh_device_reset_handler of ufshcd.c. This could lead to local information disclosure with System execution privileges needed (bnc#1193864). - CVE-2021-39648: Fixed possible disclosure of kernel heap memory due to a race condition in gadget_dev_desc_UDC_show of configfs.c. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation (bnc#1193861). - CVE-2021-3564: Fixed double-free memory corruption in the Linux kernel HCI device initialization subsystem that could have been used by attaching malicious HCI TTY Bluetooth devices. A local user could use this flaw to crash the system (bnc#1186207). - CVE-2021-33098: Fixed a potential denial of service in Intel(R) Ethernet ixgbe driver due to improper input validation. (bsc#1192877) - CVE-2021-28715: Fixed issue with xen/netback to do not queue unlimited number of packages (XSA-392) (bsc#1193442). - CVE-2021-28714: Fixed issue with xen/netback to handle rx queue stall detection (XSA-392) (bsc#1193442). - CVE-2021-28713: Fixed issue with xen/console to harden hvc_xen against event channel storms (XSA-391) (bsc#1193440). - CVE-2021-28712: Fixed issue with xen/netfront to harden netfront against event channel storms (XSA-391) (bsc#1193440). - CVE-2021-28711: Fixed issue with xen/blkfront to harden blkfront against event channel storms (XSA-391) (bsc#1193440). - CVE-2021-0935: Fixed possible out of bounds write in ip6_xmit of ip6_output.c due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation (bnc#1192032). - CVE-2021-0920: Fixed a local privilege escalation due to an use after free bug in unix_gc (bsc#1193731). - CVE-2020-27820: Fixed a vulnerability where a use-after-frees in nouveau's postclose() handler could happen if removing device (bsc#1179599). - CVE-2019-15126: Fixed a vulnerability in Broadcom and Cypress Wi-Fi chips, used in RPi family of devices aka "Kr00k". (bsc#1167162) - CVE-2018-25020: Fixed an overflow in the BPF subsystem due to a mishandling of a long jump over an instruction sequence where inner instructions require substantial expansions into multiple BPF instructions. This affects kernel/bpf/core.c and net/core/filter.c (bnc#1193575). The following non-security bugs were fixed: - Bluetooth: fix the erroneous flush_work() order (git-fixes). - Build: Add obsolete_rebuilds_subpackage (boo#1172073 bsc#1191731). - ICMPv6: Add ICMPv6 Parameter Problem, code 3 definition (bsc#1191241 bsc#1195166). - IPv6: reply ICMP error if the first fragment do not include all headers (bsc#1191241). - elfcore: fix building with clang (bsc#1169514). - hv_netvsc: Set needed_headroom according to VF (bsc#1193506). - ipv6/netfilter: Discard first fragment not including all headers (bsc#1191241 bsc#1195166). - kernel-*-subpackage: Add dependency on kernel scriptlets (bsc#1192740). - kernel-binary.spec.in Stop templating the scriptlets for subpackages (bsc#1190358). - kernel-binary.spec.in: add zstd to BuildRequires if used - kernel-binary.spec.in: make sure zstd is supported by kmod if used - kernel-binary.spec: Check for no kernel signing certificates. Also remove unused variable. - kernel-binary.spec: Define $image as rpm macro (bsc#1189841). - kernel-binary.spec: Do not fail silently when KMP is empty (bsc#1190358). Copy the code from kernel-module-subpackage that deals with empty KMPs. - kernel-binary.spec: Do not sign kernel when no key provided (bsc#1187167). - kernel-binary.spec: Fix kernel-default-base scriptlets after packaging merge. - kernel-binary.spec: Require dwarves for kernel-binary-devel when BTF is enabled (jsc#SLE-17288). - kernel-binary.spec: suse-kernel-rpm-scriptlets required for uninstall as well. - kernel-cert-subpackage: Fix certificate location in scriptlets (bsc#1189841). - kernel-source.spec: install-kernel-tools also required on 15.4 - kernel-spec-macros: Since rpm 4.17 %verbose is unusable (bsc#1191229). The semantic changed in an incompatible way so invoking the macro now causes a build failure. - kprobes: Limit max data_size of the kretprobe instances (bsc#1193669). - livepatch: Avoid CPU hogging with cond_resched (bsc#1071995). - memstick: rtsx_usb_ms: fix UAF (bsc#1194516). - moxart: fix potential use-after-free on remove path (bsc#1194516). - net, xdp: Introduce xdp_init_buff utility routine (bsc#1193506). - net, xdp: Introduce xdp_prepare_buff utility routine (bsc#1193506). - net: Using proper atomic helper (bsc#1186222). - net: ipv6: Discard next-hop MTU less than minimum link MTU (bsc#1191241). - net: mana: Add RX fencing (bsc#1193506). - net: mana: Add XDP support (bsc#1193506). - net: mana: Allow setting the number of queues while the NIC is down (bsc#1193506). - net: mana: Fix spelling mistake "calledd" -> "called" (bsc#1193506). - net: mana: Fix the netdev_err()'s vPort argument in mana_init_port() (bsc#1193506). - net: mana: Improve the HWC error handling (bsc#1193506). - net: mana: Support hibernation and kexec (bsc#1193506). - net: mana: Use kcalloc() instead of kzalloc() (bsc#1193506). - objtool: Support Clang non-section symbols in ORC generation (bsc#1169514). - post.sh: detect /usr mountpoint too - recordmcount.pl: fix typo in s390 mcount regex (bsc#1192267). - recordmcount.pl: look for jgnop instruction as well as bcrl on s390 (bsc#1192267). - rpm/kernel-binary.spec.in: Use kmod-zstd provide. This makes it possible to use kmod with ZSTD support on non-Tumbleweed. - rpm/kernel-binary.spec.in: avoid conflicting suse-release suse-release had arbitrary values in staging, we can't use it for dependencies. The filesystem one has to be enough (boo#1184804). - rpm/kernel-binary.spec.in: do not strip vmlinux again (bsc#1193306). - rpm/kernel-binary.spec: Use only non-empty certificates. - rpm/kernel-obs-build.spec.in: make builds reproducible (bsc#1189305). - rpm/kernel-source.rpmlintrc: ignore new include/config files. - rpm/kernel-source.spec.in: do some more for vanilla_only. - rpm: Abolish image suffix (bsc#1189841). - rpm: Abolish scritplet templating (bsc#1189841). Outsource kernel-binary and KMP scriptlets to suse-module-tools. - rpm: Define $certs as rpm macro (bsc#1189841). - rpm: Fold kernel-devel and kernel-source scriptlets into spec files (bsc#1189841). - rpm: fix kmp install path - rpm: use _rpmmacrodir (boo#1191384) - tty: hvc: replace BUG_ON() with negative return value. - vfs: check fd has read access in kernel_read_file_from_fd() (bsc#1194888). - x86/xen: Mark cpu_bringup_and_idle() as dead_end_function (bsc#1169514). - 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 tx_skb_freelist (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). - xen: sync include/xen/interface/io/ring.h with Xen's newest version (git-fixes). - xfrm: fix MTU regression (bsc#1185377, bsc#1194048). Special Instructions and Notes: Please reboot the system after installing this update.
Patch
Patch Instructions: To install this openSUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - openSUSE Leap 15.4: zypper in -t patch openSUSE-SLE-15.4-2022-366=1 - openSUSE Leap 15.3: zypper in -t patch openSUSE-SLE-15.3-2022-366=1
Package List
- openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64): kernel-default-base-debuginfo-4.12.14-197.105.1 kernel-vanilla-4.12.14-197.105.1 kernel-vanilla-base-4.12.14-197.105.1 kernel-vanilla-base-debuginfo-4.12.14-197.105.1 kernel-vanilla-debuginfo-4.12.14-197.105.1 kernel-vanilla-debugsource-4.12.14-197.105.1 kernel-vanilla-devel-4.12.14-197.105.1 kernel-vanilla-devel-debuginfo-4.12.14-197.105.1 kernel-vanilla-livepatch-devel-4.12.14-197.105.1 - openSUSE Leap 15.4 (ppc64le x86_64): kernel-debug-base-4.12.14-197.105.1 kernel-debug-base-debuginfo-4.12.14-197.105.1 - openSUSE Leap 15.4 (x86_64): kernel-kvmsmall-base-4.12.14-197.105.1 kernel-kvmsmall-base-debuginfo-4.12.14-197.105.1 - openSUSE Leap 15.4 (s390x): kernel-default-man-4.12.14-197.105.1 kernel-zfcpdump-man-4.12.14-197.105.1 - openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64): kernel-default-base-debuginfo-4.12.14-197.105.1 kernel-vanilla-4.12.14-197.105.1 kernel-vanilla-base-4.12.14-197.105.1 kernel-vanilla-base-debuginfo-4.12.14-197.105.1 kernel-vanilla-debuginfo-4.12.14-197.105.1 kernel-vanilla-debugsource-4.12.14-197.105.1 kernel-vanilla-devel-4.12.14-197.105.1 kernel-vanilla-devel-debuginfo-4.12.14-197.105.1 kernel-vanilla-livepatch-devel-4.12.14-197.105.1 - openSUSE Leap 15.3 (ppc64le x86_64): kernel-debug-base-4.12.14-197.105.1 kernel-debug-base-debuginfo-4.12.14-197.105.1 - openSUSE Leap 15.3 (x86_64): kernel-kvmsmall-base-4.12.14-197.105.1 kernel-kvmsmall-base-debuginfo-4.12.14-197.105.1 - openSUSE Leap 15.3 (s390x): kernel-default-man-4.12.14-197.105.1 kernel-zfcpdump-man-4.12.14-197.105.1
References
https://www.suse.com/security/cve/CVE-2018-25020.html https://www.suse.com/security/cve/CVE-2019-15126.html https://www.suse.com/security/cve/CVE-2020-27820.html https://www.suse.com/security/cve/CVE-2021-0920.html https://www.suse.com/security/cve/CVE-2021-0935.html https://www.suse.com/security/cve/CVE-2021-28711.html https://www.suse.com/security/cve/CVE-2021-28712.html https://www.suse.com/security/cve/CVE-2021-28713.html https://www.suse.com/security/cve/CVE-2021-28714.html https://www.suse.com/security/cve/CVE-2021-28715.html https://www.suse.com/security/cve/CVE-2021-33098.html https://www.suse.com/security/cve/CVE-2021-3564.html https://www.suse.com/security/cve/CVE-2021-39648.html https://www.suse.com/security/cve/CVE-2021-39657.html https://www.suse.com/security/cve/CVE-2021-4002.html https://www.suse.com/security/cve/CVE-2021-4083.html https://www.suse.com/security/cve/CVE-2021-4135.html https://www.suse.com/security/cve/CVE-2021-4149.html https://www.suse.com/security/cve/CVE-2021-4197.html https://www.suse.com/security/cve/CVE-2021-4202.html https://www.suse.com/security/cve/CVE-2021-43975.html https://www.suse.com/security/cve/CVE-2021-43976.html https://www.suse.com/security/cve/CVE-2021-44733.html https://www.suse.com/security/cve/CVE-2021-45095.html https://www.suse.com/security/cve/CVE-2021-45486.html https://www.suse.com/security/cve/CVE-2022-0322.html https://www.suse.com/security/cve/CVE-2022-0330.html https://bugzilla.suse.com/1071995 https://bugzilla.suse.com/1124431 https://bugzilla.suse.com/1167162 https://bugzilla.suse.com/1169514 https://bugzilla.suse.com/1172073 https://bugzilla.suse.com/1179599 https://bugzilla.suse.com/1184804 https://bugzilla.suse.com/1185377 https://bugzilla.suse.com/1186207 https://bugzilla.suse.com/1186222 https://bugzilla.suse.com/1187167 https://bugzilla.suse.com/1189305 https://bugzilla.suse.com/1189841 https://bugzilla.suse.com/1190358 https://bugzilla.suse.com/1190428 https://bugzilla.suse.com/1191229 https://bugzilla.suse.com/1191241 https://bugzilla.suse.com/1191384 https://bugzilla.suse.com/1191731 https://bugzilla.suse.com/1192032 https://bugzilla.suse.com/1192267 https://bugzilla.suse.com/1192740 https://bugzilla.suse.com/1192845 https://bugzilla.suse.com/1192847 https://bugzilla.suse.com/1192877 https://bugzilla.suse.com/1192946 https://bugzilla.suse.com/1193306 https://bugzilla.suse.com/1193440 https://bugzilla.suse.com/1193442 https://bugzilla.suse.com/1193575 https://bugzilla.suse.com/1193669 https://bugzilla.suse.com/1193727 https://bugzilla.suse.com/1193731 https://bugzilla.suse.com/1193767 https://bugzilla.suse.com/1193861 https://bugzilla.suse.com/1193864 https://bugzilla.suse.com/1193867 https://bugzilla.suse.com/1193927 https://bugzilla.suse.com/1194001 https://bugzilla.suse.com/1194048 https://bugzilla.suse.com/1194087 https://bugzilla.suse.com/1194227 https://bugzilla.suse.com/1194302 https://bugzilla.suse.com/1194516 https://bugzilla.suse.com/1194529 https://bugzilla.suse.com/1194880 https://bugzilla.suse.com/1194888 https://bugzilla.suse.com/1194985 https://bugzilla.suse.com/1195166 https://bugzilla.suse.com/1195254
