The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2023-23455: Fixed a denial of service inside atm_tc_enqueue in net/sched/sch_atm.c because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results) (bsc#1207125).
- CVE-2023-23454: Fixed denial or service in cbq_classify in net/sched/sch_cbq.c (bnc#1207036).
- CVE-2023-0590: Fixed race condition in qdisc_graft() (bsc#1207795).
- CVE-2023-0266: Fixed a use-after-free vulnerability inside the ALSA PCM package. SNDRV_CTL_IOCTL_ELEM_{R
The SUSE Linux Enterprise 15 SP1 kernel was updated receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2022-3107: Fixed missing check of return value of kvmalloc_array() (bnc#1206395).
- CVE-2022-3108: Fixed missing check of return value of kmemdup() (bnc#1206389).
- CVE-2022-3564: Fixed use-after-free in l2cap_core.c of the Bluetooth component (bnc#1206073).
- CVE-2022-4662: Fixed incorrect access control in the USB core subsystem that could lead a local user to crash the system (bnc#1206664).
- CVE-2022-47929: Fixed NULL pointer dereference bug in the traffic control subsystem (bnc#1207237).
- CVE-2023-2
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2022-3344: Fixed a bug where nested shutdown interception could lead to host crash (bsc#1204652)
- CVE-2022-4662: Fixed a recursive locking violation in usb-storage that can cause the kernel to deadlock. (bsc#1206664)
- CVE-2022-3115: Fixed a null pointer dereference in malidp_crtc.c caused by a lack of checks of the return value of kzalloc. (bsc#1206393)
- CVE-2022-47520: Fixed an out-of-bounds read when parsing a Robust Security Network (RSN) information element from a Netlink packet. (bsc#1206515)
-
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2022-4378: Fixed stack overflow in __do_proc_dointvec (bsc#1206207).
- CVE-2022-42328: Guests could trigger denial of service via the netback driver (bsc#1206114).
- CVE-2022-42329: Guests could trigger denial of service via the netback driver (bsc#1206113).
- CVE-2022-3643: Guests could trigger NIC interface reset/abort/crash via netback driver (bsc#1206113).
- CVE-2022-3635: Fixed a use-after-free in the tst_timer() of the file drivers/atm/idt77252.c (bsc#1204631).
- CVE-2022-41850: Fixed a race cond
The SUSE Linux Enterprise 15 SP1 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2022-4378: Fixed stack overflow in __do_proc_dointvec (bsc#1206207).
- CVE-2022-42328: Guests could trigger denial of service via the netback driver (bsc#1206114).
- CVE-2022-42329: Guests could trigger denial of service via the netback driver (bsc#1206113).
- CVE-2022-3643: Guests could trigger NIC interface reset/abort/crash via netback driver (bsc#1206113).
- CVE-2022-3635: Fixed a use-after-free in the tst_timer() of the file drivers/atm/idt77252.c (bsc#1204631).
- CVE-2022-3424: Fixed use-after-fr
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2022-28748: Fixed a leak of kernel memory over the network by ax88179_178a devices (bsc#1196018).
- CVE-2022-1882: Fixed a use-after-free flaw in free_pipe_info() that could allow a local user to crash or potentially escalate their privileges on the system (bsc#1199904).
- CVE-2022-2964: Fixed memory corruption issues in ax88179_178a devices (bnc#1202686).
- CVE-2022-3169: Fixed an denial of service though request to NVME_IOCTL_RESET and NVME_IOCTL_SUBSYS_RESET (bsc#1203290).
- CVE-2022-33981: Fixed a
The SUSE Linux Enterprise 15 SP4 kernel was updated.
The following security bugs were fixed:
- CVE-2022-3303: Fixed a race condition in the sound subsystem due to improper locking (bnc#1203769).
- CVE-2022-41218: Fixed an use-after-free caused by refcount races in drivers/media/dvb-core/dmxdev.c (bnc#1202960).
- CVE-2022-3239: Fixed an use-after-free in the video4linux driver that could lead a local user to able to crash the system or escalate their privileges (bnc#1203552).
- CVE-2022-41848: Fixed a race condition and resultant use-after-free if a physically proximate attacker removes a PCMCIA device while calling ioctl (bnc#1203987).
- C
The SUSE Linux Enterprise 15-SP1 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2022-20008: Fixed local information disclosure due to possibility to read kernel heap memory via mmc_blk_read_single of block.c (bnc#1199564).
- CVE-2022-2503: Fixed a vulnerability that allowed root to bypass LoadPin and load untrusted and unverified kernel modules and firmware (bnc#1202677).
- CVE-2022-32296: Fixed vulnerability where TCP servers were allowed to identify clients by observing what source ports are used (bnc#1200288).
- CVE-2022-3239: Fixed an use-after-free in the video4linux driver
The SUSE Linux Enterprise 15 SP1 LTSS kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2020-36516: Fixed an issue in the mixed IPID assignment method where an attacker was able to inject data into or terminate a victim's TCP session (bnc#1196616).
- CVE-2021-4203: Fixed use-after-free read flaw that was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (bnc#1194535).
- CVE-2022-1012: Fixed a memory leak problem that was found in the TCP source port generation algorithm in net/ipv4/tcp.c (bnc#1199482).
- CVE-2022-20368: Fixed slab-
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2022-39190: Fixed an issue that was discovered in net/netfilter/nf_tables_api.c and could cause a denial of service upon binding to an already bound chain (bnc#1203117).
- CVE-2022-39188: Fixed race condition in include/asm-generic/tlb.h where a device driver can free a page while it still has stale TLB entries (bnc#1203107).
- CVE-2022-2663: Fixed an issue that was found in nf_conntrack_irc where the message handling could be confused and incorrectly matches the message (bnc#1202097).
- CVE-2022-3078
The SUSE Linux Enterprise 15 SP1 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2020-36557: Fixed race condition between the VT_DISALLOCATE ioctl and closing/opening of ttys that could lead to a use-after-free (bnc#1201429).
- CVE-2020-36558: Fixed race condition involving VT_RESIZEX that could lead to a NULL pointer dereference and general protection fault (bnc#1200910).
- CVE-2021-33655: Fixed out of bounds write with ioctl FBIOPUT_VSCREENINFO (bnc#1201635).
- CVE-2021-33656: Fixed out of bounds write with ioctl PIO_FONT (bnc#1201636).
- CVE-2022-1462: Fixed an out-of-bounds rea
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2021-33655: Fixed out of bounds write with ioctl FBIOPUT_VSCREENINFO (bnc#1201635).
- CVE-2022-2585: Fixed use-after-free in POSIX CPU timer (bnc#1202094).
- CVE-2022-21505: Fixed kexec lockdown bypass with IMA policy (bsc#1201458).
- CVE-2022-26373: Fixed CPU info leak via post-barrier RSB predictions (bsc#1201726).
- CVE-2022-29581: Fixed improper update of Reference Count in net/sched that could cause root privilege escalation (bnc#1199665).
The following non-security bugs were fixed:
- ACPI: CPPC
The SUSE Linux Enterprise 15 SP4 kernel was updated.
The following security bugs were fixed:
- CVE-2022-29900, CVE-2022-29901: Fixed the RETBLEED attack, a new Spectre like Branch Target Buffer attack, that can leak arbitrary kernel information (bsc#1199657).
- CVE-2022-34918: Fixed a buffer overflow with nft_set_elem_init() that could be used by a local attacker to escalate privileges (bnc#1201171).
- CVE-2021-26341: Some AMD CPUs may transiently execute beyond unconditional direct branches, which may potentially result in data leakage (bsc#1201050).
- CVE-2022-20154: Fixed a use after free due to a race condition in lock_sock_nested of
The SUSE Linux Enterprise 15 SP1 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2022-29900, CVE-2022-29901: Fixed the RETBLEED attack, a new Spectre like Branch Target Buffer attack, that can leak arbitrary kernel information (bsc#1199657).
- CVE-2022-1679: Fixed a use-after-free in the Atheros wireless driver in the way a user forces the ath9k_htc_wait_for_target function to fail with some input messages (bsc#1199487).
- CVE-2022-20132: Fixed out of bounds read due to improper input validation in lg_probe and related functions of hid-lg.c (bsc#1200619).
- CVE-2022-33981: Fixed us
The SUSE Linux Enterprise 15 SP1 kernel was updated.
The following security bugs were fixed:
- CVE-2022-21127: Fixed a stale MMIO data transient which can be exploited to speculatively/transiently disclose information via spectre like attacks. (bsc#1199650)
- CVE-2022-21123: Fixed a stale MMIO data transient which can be exploited to speculatively/transiently disclose information via spectre like attacks. (bsc#1199650)
- CVE-2022-21125: Fixed a stale MMIO data transient which can be exploited to speculatively/transiently disclose information via spectre like attacks. (bsc#1199650)
- CVE-2022-21180: Fixed a stale MMIO data transient which c