Vulnerabilidad en Linux (CVE-2025-71232)

En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:<br /> <br /> scsi: qla2xxx: Liberar sp en la ruta de error para corregir el fallo del sistema<br /> <br /> Fallo del sistema observado durante la prueba de carga/descarga en un bucle,<br /> <br /> [61110.449331] qla2xxx [0000:27:00.0]-0042:0: Disabled MSI-X.<br /> [61110.467494] =============================================================================<br /> [61110.467498] BUG qla2xxx_srbs (Tainted: G OE -------- --- ): Objects remaining in qla2xxx_srbs on __kmem_cache_shutdown()<br /> [61110.467501] -----------------------------------------------------------------------------<br /> <br /> [61110.467502] Slab 0x000000000ffc8162 objects=51 used=1 fp=0x00000000e25d3d85 flags=0x57ffffc0010200(slab|head|node=1|zone=2|lastcpupid=0x1fffff)<br /> [61110.467509] CPU: 53 PID: 455206 Comm: rmmod Kdump: loaded Tainted: G OE -------- --- 5.14.0-284.11.1.el9_2.x86_64 #1<br /> [61110.467513] Hardware name: HPE ProLiant DL385 Gen10 Plus v2/ProLiant DL385 Gen10 Plus v2, BIOS A42 08/17/2023<br /> [61110.467515] Call Trace:<br /> [61110.467516] <br /> [61110.467519] dump_stack_lvl+0x34/0x48<br /> [61110.467526] slab_err.cold+0x53/0x67<br /> [61110.467534] __kmem_cache_shutdown+0x16e/0x320<br /> [61110.467540] kmem_cache_destroy+0x51/0x160<br /> [61110.467544] qla2x00_module_exit+0x93/0x99 [qla2xxx]<br /> [61110.467607] ? __do_sys_delete_module.constprop.0+0x178/0x280<br /> [61110.467613] ? syscall_trace_enter.constprop.0+0x145/0x1d0<br /> [61110.467616] ? do_syscall_64+0x5c/0x90<br /> [61110.467619] ? exc_page_fault+0x62/0x150<br /> [61110.467622] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd<br /> [61110.467626] <br /> [61110.467627] Disabling lock debugging due to kernel taint<br /> [61110.467635] Object 0x0000000026f7e6e6 @offset=16000<br /> [61110.467639] ------------[ cut here ]------------<br /> [61110.467639] kmem_cache_destroy qla2xxx_srbs: Slab cache still has objects when called from qla2x00_module_exit+0x93/0x99 [qla2xxx]<br /> [61110.467659] WARNING: CPU: 53 PID: 455206 at mm/slab_common.c:520 kmem_cache_destroy+0x14d/0x160<br /> [61110.467718] CPU: 53 PID: 455206 Comm: rmmod Kdump: loaded Tainted: G B OE -------- --- 5.14.0-284.11.1.el9_2.x86_64 #1<br /> [61110.467720] Hardware name: HPE ProLiant DL385 Gen10 Plus v2/ProLiant DL385 Gen10 Plus v2, BIOS A42 08/17/2023<br /> [61110.467721] RIP: 0010:kmem_cache_destroy+0x14d/0x160<br /> [61110.467724] Code: 99 7d 07 00 48 89 ef e8 e1 6a 07 00 eb b3 48 8b 55 60 48 8b 4c 24 20 48 c7 c6 70 fc 66 90 48 c7 c7 f8 ef a1 90 e8 e1 ed 7c 00 &amp;lt;0f&amp;gt; 0b eb 93 c3 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 55 48 89<br /> [61110.467725] RSP: 0018:ffffa304e489fe80 EFLAGS: 00010282<br /> [61110.467727] RAX: 0000000000000000 RBX: ffffffffc0d9a860 RCX: 0000000000000027<br /> [61110.467729] RDX: ffff8fd5ff9598a8 RSI: 0000000000000001 RDI: ffff8fd5ff9598a0<br /> [61110.467730] RBP: ffff8fb6aaf78700 R08: 0000000000000000 R09: 0000000100d863b7<br /> [61110.467731] R10: ffffa304e489fd20 R11: ffffffff913bef48 R12: 0000000040002000<br /> [61110.467731] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000<br /> [61110.467733] FS: 00007f64c89fb740(0000) GS:ffff8fd5ff940000(0000) knlGS:0000000000000000<br /> [61110.467734] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033<br /> [61110.467735] CR2: 00007f0f02bfe000 CR3: 00000020ad6dc005 CR4: 0000000000770ee0<br /> [61110.467736] PKRU: 55555554<br /> [61110.467737] Call Trace:<br /> [61110.467738] <br /> [61110.467739] qla2x00_module_exit+0x93/0x99 [qla2xxx]<br /> [61110.467755] ? __do_sys_delete_module.constprop.0+0x178/0x280<br /> <br /> Liberar sp en la ruta de error para corregir el fallo.