CVSS: -EPSS: 0%CPEs: 3EXPL: 0CVE-2024-26841 – LoongArch: Update cpu_sibling_map when disabling nonboot CPUs
https://notcve.org/view.php?id=CVE-2024-26841
In the Linux kernel, the following vulnerability has been resolved: LoongArch: Update cpu_sibling_map when disabling nonboot CPUs Update cpu_sibling_map when disabling nonboot CPUs by defining & calling clear_cpu_sibling_map(), otherwise we get such errors on SMT systems: jump label: negative count! WARNING: CPU: 6 PID: 45 at kernel/jump_label.c:263 __static_key_slow_dec_cpuslocked+0xec/0x100 CPU: 6 PID: 45 Comm: cpuhp/6 Not tainted 6.8.0-rc5+ #1340 pc 90000000004c302c ra 90000000004c302c tp 90000001005bc000 sp 90000001005bfd20 a0 000000000000001b a1 900000000224c278 a2 90000001005bfb58 a3 900000000224c280 a4 900000000224c278 a5 90000001005bfb50 a6 0000000000000001 a7 0000000000000001 t0 ce87a4763eb5234a t1 ce87a4763eb5234a t2 0000000000000000 t3 0000000000000000 t4 0000000000000006 t5 0000000000000000 t6 0000000000000064 t7 0000000000001964 t8 000000000009ebf6 u0 9000000001f2a068 s9 0000000000000000 s0 900000000246a2d8 s1 ffffffffffffffff s2 ffffffffffffffff s3 90000000021518c0 s4 0000000000000040 s5 9000000002151058 s6 9000000009828e40 s7 00000000000000b4 s8 0000000000000006 ra: 90000000004c302c __static_key_slow_dec_cpuslocked+0xec/0x100 ERA: 90000000004c302c __static_key_slow_dec_cpuslocked+0xec/0x100 CRMD: 000000b0 (PLV0 -IE -DA +PG DACF=CC DACM=CC -WE) PRMD: 00000004 (PPLV0 +PIE -PWE) EUEN: 00000000 (-FPE -SXE -ASXE -BTE) ECFG: 00071c1c (LIE=2-4,10-12 VS=7) ESTAT: 000c0000 [BRK] (IS= ECode=12 EsubCode=0) PRID: 0014d000 (Loongson-64bit, Loongson-3A6000-HV) CPU: 6 PID: 45 Comm: cpuhp/6 Not tainted 6.8.0-rc5+ #1340 Stack : 0000000000000000 900000000203f258 900000000179afc8 90000001005bc000 90000001005bf980 0000000000000000 90000001005bf988 9000000001fe0be0 900000000224c280 900000000224c278 90000001005bf8c0 0000000000000001 0000000000000001 ce87a4763eb5234a 0000000007f38000 90000001003f8cc0 0000000000000000 0000000000000006 0000000000000000 4c206e6f73676e6f 6f4c203a656d616e 000000000009ec99 0000000007f38000 0000000000000000 900000000214b000 9000000001fe0be0 0000000000000004 0000000000000000 0000000000000107 0000000000000009 ffffffffffafdabe 00000000000000b4 0000000000000006 90000000004c302c 9000000000224528 00005555939a0c7c 00000000000000b0 0000000000000004 0000000000000000 0000000000071c1c ... Call Trace: [<9000000000224528>] show_stack+0x48/0x1a0 [<900000000179afc8>] dump_stack_lvl+0x78/0xa0 [<9000000000263ed0>] __warn+0x90/0x1a0 [<90000000017419b8>] report_bug+0x1b8/0x280 [<900000000179c564>] do_bp+0x264/0x420 [<90000000004c302c>] __static_key_slow_dec_cpuslocked+0xec/0x100 [<90000000002b4d7c>] sched_cpu_deactivate+0x2fc/0x300 [<9000000000266498>] cpuhp_invoke_callback+0x178/0x8a0 [<9000000000267f70>] cpuhp_thread_fun+0xf0/0x240 [<90000000002a117c>] smpboot_thread_fn+0x1dc/0x2e0 [<900000000029a720>] kthread+0x140/0x160 [<9000000000222288>] ret_from_kernel_thread+0xc/0xa4 En el kernel de Linux, se resolvió la siguiente vulnerabilidad: LoongArch: actualice cpu_sibling_map al deshabilitar las CPU que no son de arranque. Actualice cpu_sibling_map al deshabilitar las CPU que no son de arranque definiendo y llamando a clear_cpu_sibling_map(); de lo contrario, obtenemos este tipo de errores en los sistemas SMT: etiqueta de salto: recuento negativo. ADVERTENCIA: CPU: 6 PID: 45 en kernel/jump_label.c:263 __static_key_slow_dec_cpuslocked+0xec/0x100 CPU: 6 PID: 45 Comm: cpuhp/6 No contaminado 6.8.0-rc5+ #1340 pc 90000000004c302c ra 90000000004c3 02c tp 90000001005bc000 sp 90000001005bfd20 a0 000000000000001B A1 900000000224C278 A2 90000001005BFB58 A3 900000000224C280 A4 900000000224C278 A5 90000001005BFB50 A6 00000000000001 A7 00000000000001 T0 763EB5234A T2 0000000000000000 T3 000000000000000000 T4 000000000000000006 T5 00000000000000 T6 0000000000000064 T7 000000000000001964 T8 46a2d8 S1 fffffffffffffff S2 fffffffffffffff S3 90000000021518C0 S4 0000000000000040 S5 9000000002151058 S6 9000000009828e40 s7 00000000000000b4 s8 0000000000000006 ra: 90000000004c302c __static_key_slow_dec_cpuslocked+0xec/0x100 ERA: 90000000004c302c _key_slow_dec_cpuslocked+0xec/0x100 CRMD: 000000b0 (PLV0 -IE -DA +PG DACF=CC DACM=CC -WE) PRMD: 00000004 (PPLV0 +PIE -PWE ) EUEN: 00000000 (-FPE -SXE -ASXE -BTE) ECFG: 00071c1c (LIE=2-4,10-12 VS=7) ESTAT: 000c0000 [BRK] (IS= ECode=12 EssubCode=0) PRID: 0014d000 (Loongson-64bit, Loongson-3A6000-HV) CPU: 6 PID: 45 Comm: CPUHP/6 No contaminado 6.8.0-RC5+ #1340 Pila: 000000000000000000 90000000000203F258 90000000000179AFC8 90000005BC000 900001005BF980 005bf988 900000000001FE0BE0 900000000224C280 90000000000224C278 9000000001005BF8C0 0000000000000001 0000000000000001 CE87A4763EB5234A 0000000007F38000 90000000033F8CA0000000000000000000000000000000000 MUTITOS. 0000000000000006 0000000000000000 4C206E6F73676E6F 6F4C203A656D616E 000000000009EC99 0000000007F38000 000000000000000000000000214BECT 0000000000000009 FFFFFFFFFFFAFDABE 00000000000000B4 000000000000000006 90000000004C302C 9000000000224528 00005555939A0C7C 0000000000000000B0 00000000000004 4528>] show_stack+0x48/0x1a0 [<900000000179AFC8>] dump_stack_lvl+0x78/0xa0 [ <9000000000263ed0>] __warn+0x90/0x1a0 [<90000000017419b8>] report_bug+0x1b8/0x280 [<900000000179c564>] do_bp+0x264/0x420 [<90000000004c302c>] __static_key_slow_dec_cpuslocked+0xec/0x100 [<90000000002b4d7c>] sched_cpu_deactivate+0x2fc/0x300 [ <9000000000266498>] cpuhp_invoke_callback+0x178/0x8a0 [<9000000000267f70>] cpuhp_thread_fun+0xf0/0x240 [<90000000002a117c>] smpboot_thread_fn+0x1dc/0x2e0 [<900000000029a720>] kthread+0x140/0x160 [<9000000000222288>] ret_from_kernel_thread+0xc/0xa4 • https://git.kernel.org/stable/c/b1ec3d6b86fdd057559a5908e6668279bf770e0e https://git.kernel.org/stable/c/0d862db64d26c2905ba1a6a8561466b215b664c2 https://git.kernel.org/stable/c/752cd08da320a667a833803a8fd6bb266114cce5 •
CVSS: -EPSS: 0%CPEs: 6EXPL: 0CVE-2023-52642 – media: rc: bpf attach/detach requires write permission
https://notcve.org/view.php?id=CVE-2023-52642
In the Linux kernel, the following vulnerability has been resolved: media: rc: bpf attach/detach requires write permission Note that bpf attach/detach also requires CAP_NET_ADMIN. En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: medios: rc: bpf adjunto/detach requiere permiso de escritura. Tenga en cuenta que bpf adjunto/detach también requiere CAP_NET_ADMIN. • https://git.kernel.org/stable/c/93d8109bf182510629bbefc8cd45296d2393987f https://git.kernel.org/stable/c/d98210108e7b2ff64b332b0a3541c8ad6a0617b0 https://git.kernel.org/stable/c/9f6087851ec6dce5b15f694aeaf3e8ec8243224e https://git.kernel.org/stable/c/93136132d1b5792bf44151e3494ae3691cd738e8 https://git.kernel.org/stable/c/caf2da1d4562de4e35eedec0be2b7f1ee25d83be https://git.kernel.org/stable/c/6a9d552483d50953320b9d3b57abdee8d436f23f https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html •
CVSS: -EPSS: 0%CPEs: 8EXPL: 1CVE-2024-26817 – amdkfd: use calloc instead of kzalloc to avoid integer overflow
https://notcve.org/view.php?id=CVE-2024-26817
In the Linux kernel, the following vulnerability has been resolved: amdkfd: use calloc instead of kzalloc to avoid integer overflow This uses calloc instead of doing the multiplication which might overflow. En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: amdkfd: usa calloc en lugar de kzalloc para evitar el desbordamiento de enteros. Esto usa calloc en lugar de hacer la multiplicación que podría desbordarse. • https://github.com/MaherAzzouzi/CVE-2024-26817-amdkfd https://git.kernel.org/stable/c/e6721ea845fcb93a764a92bd40f1afc0d6c69751 https://git.kernel.org/stable/c/8b0564704255c6b3c6a7188e86939f754e1577c0 https://git.kernel.org/stable/c/fcbd99b3c73309107e3be71f20dff9414df64f91 https://git.kernel.org/stable/c/cbac7de1d9901521e78cdc34e15451df3611f2ad https://git.kernel.org/stable/c/e6768c6737f4c02cba193a3339f0cc2907f0b86a https://git.kernel.org/stable/c/315eb3c2df7e4cb18e3eacfa18a53a46f2bf0ef7 https://git.kernel.org/stable/c/0c33d11153949310d76631d8f4a4736519eacd3a http •
CVSS: -EPSS: 0%CPEs: 3EXPL: 0CVE-2021-47219 – scsi: scsi_debug: Fix out-of-bound read in resp_report_tgtpgs()
https://notcve.org/view.php?id=CVE-2021-47219
In the Linux kernel, the following vulnerability has been resolved: scsi: scsi_debug: Fix out-of-bound read in resp_report_tgtpgs() The following issue was observed running syzkaller: BUG: KASAN: slab-out-of-bounds in memcpy include/linux/string.h:377 [inline] BUG: KASAN: slab-out-of-bounds in sg_copy_buffer+0x150/0x1c0 lib/scatterlist.c:831 Read of size 2132 at addr ffff8880aea95dc8 by task syz-executor.0/9815 CPU: 0 PID: 9815 Comm: syz-executor.0 Not tainted 4.19.202-00874-gfc0fe04215a9 #2 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1ubuntu1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0xe4/0x14a lib/dump_stack.c:118 print_address_description+0x73/0x280 mm/kasan/report.c:253 kasan_report_error mm/kasan/report.c:352 [inline] kasan_report+0x272/0x370 mm/kasan/report.c:410 memcpy+0x1f/0x50 mm/kasan/kasan.c:302 memcpy include/linux/string.h:377 [inline] sg_copy_buffer+0x150/0x1c0 lib/scatterlist.c:831 fill_from_dev_buffer+0x14f/0x340 drivers/scsi/scsi_debug.c:1021 resp_report_tgtpgs+0x5aa/0x770 drivers/scsi/scsi_debug.c:1772 schedule_resp+0x464/0x12f0 drivers/scsi/scsi_debug.c:4429 scsi_debug_queuecommand+0x467/0x1390 drivers/scsi/scsi_debug.c:5835 scsi_dispatch_cmd+0x3fc/0x9b0 drivers/scsi/scsi_lib.c:1896 scsi_request_fn+0x1042/0x1810 drivers/scsi/scsi_lib.c:2034 __blk_run_queue_uncond block/blk-core.c:464 [inline] __blk_run_queue+0x1a4/0x380 block/blk-core.c:484 blk_execute_rq_nowait+0x1c2/0x2d0 block/blk-exec.c:78 sg_common_write.isra.19+0xd74/0x1dc0 drivers/scsi/sg.c:847 sg_write.part.23+0x6e0/0xd00 drivers/scsi/sg.c:716 sg_write+0x64/0xa0 drivers/scsi/sg.c:622 __vfs_write+0xed/0x690 fs/read_write.c:485 kill_bdev:block_device:00000000e138492c vfs_write+0x184/0x4c0 fs/read_write.c:549 ksys_write+0x107/0x240 fs/read_write.c:599 do_syscall_64+0xc2/0x560 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe We get 'alen' from command its type is int. If userspace passes a large length we will get a negative 'alen'. Switch n, alen, and rlen to u32. • https://git.kernel.org/stable/c/8440377e1a5644779b4c8d013aa2a917f5fc83c3 https://git.kernel.org/stable/c/66523553fa62c7878fc5441dc4e82be71934eb77 https://git.kernel.org/stable/c/f347c26836c270199de1599c3cd466bb7747caa9 •
CVSS: -EPSS: 0%CPEs: 8EXPL: 0CVE-2021-47216 – scsi: advansys: Fix kernel pointer leak
https://notcve.org/view.php?id=CVE-2021-47216
In the Linux kernel, the following vulnerability has been resolved: scsi: advansys: Fix kernel pointer leak Pointers should be printed with %p or %px rather than cast to 'unsigned long' and printed with %lx. Change %lx to %p to print the hashed pointer. • https://git.kernel.org/stable/c/06d7d12efb5c62db9dea15141ae2b322c2719515 https://git.kernel.org/stable/c/ad19f7046c24f95c674fbea21870479b2b9f5bab https://git.kernel.org/stable/c/5612287991debe310c914600599bd59511ababfb https://git.kernel.org/stable/c/f5a0ba4a9b5e70e7b2f767636d26523f9d1ac59d https://git.kernel.org/stable/c/cc248790bfdcf879e3094fa248c85bf92cdf9dae https://git.kernel.org/stable/c/055eced3edf5b675d12189081303f6285ef26511 https://git.kernel.org/stable/c/27490ae6a85a70242d80615ca74d0362a820d6a7 https://git.kernel.org/stable/c/d4996c6eac4c81b8872043e9391563f67 •