CVE-2024-49994

{"id": "CVE-2024-49994", "cveTags": [], "metrics": {}, "published": "2024-10-21T18:15:19.557", "references": [{"url": "https://git.kernel.org/stable/c/0842ddd83939eb4db940b9af7d39e79722bc41aa", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/697ba0b6ec4ae04afb67d3911799b5e2043b4455", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/6c9915fa9410cbb9bd75ee283c03120046c56d3d", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Awaiting Analysis", "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nblock: fix integer overflow in BLKSECDISCARD\n\nI independently rediscovered\n\n\tcommit 22d24a544b0d49bbcbd61c8c0eaf77d3c9297155\n\tblock: fix overflow in blk_ioctl_discard()\n\nbut for secure erase.\n\nSame problem:\n\n\tuint64_t r[2] = {512, 18446744073709551104ULL};\n\tioctl(fd, BLKSECDISCARD, r);\n\nwill enter near infinite loop inside blkdev_issue_secure_erase():\n\n\ta.out: attempt to access beyond end of device\n\tloop0: rw=5, sector=3399043073, nr_sectors = 1024 limit=2048\n\tbio_check_eod: 3286214 callbacks suppressed"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: bloque: corregir desbordamiento de entero en BLKSECDISCARD Descubr\u00ed de forma independiente el commit 22d24a544b0d49bbcbd61c8c0eaf77d3c9297155 bloque: corregir desbordamiento en blk_ioctl_discard() pero para borrado seguro. Mismo problema: uint64_t r[2] = {512, 18446744073709551104ULL}; ioctl(fd, BLKSECDISCARD, r); entrar\u00e1 en un bucle casi infinito dentro de blkdev_issue_secure_erase(): a.out: intento de acceso m\u00e1s all\u00e1 del final del dispositivo loop0: rw=5, sector=3399043073, nr_sectors = 1024 limit=2048 bio_check_eod: 3286214 devoluciones de llamadas suprimidas"}], "lastModified": "2024-10-23T15:13:25.583", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}