ghsa-gg37-jm4h-hhxg
Vulnerability from github
Published
2024-07-29 15:30
Modified
2024-09-10 18:30
Severity ?
7.1 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Details

In the Linux kernel, the following vulnerability has been resolved:

hfsplus: fix uninit-value in copy_name

[syzbot reported] BUG: KMSAN: uninit-value in sized_strscpy+0xc4/0x160 sized_strscpy+0xc4/0x160 copy_name+0x2af/0x320 fs/hfsplus/xattr.c:411 hfsplus_listxattr+0x11e9/0x1a50 fs/hfsplus/xattr.c:750 vfs_listxattr fs/xattr.c:493 [inline] listxattr+0x1f3/0x6b0 fs/xattr.c:840 path_listxattr fs/xattr.c:864 [inline] __do_sys_listxattr fs/xattr.c:876 [inline] __se_sys_listxattr fs/xattr.c:873 [inline] __x64_sys_listxattr+0x16b/0x2f0 fs/xattr.c:873 x64_sys_call+0x2ba0/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:195 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Uninit was created at: slab_post_alloc_hook mm/slub.c:3877 [inline] slab_alloc_node mm/slub.c:3918 [inline] kmalloc_trace+0x57b/0xbe0 mm/slub.c:4065 kmalloc include/linux/slab.h:628 [inline] hfsplus_listxattr+0x4cc/0x1a50 fs/hfsplus/xattr.c:699 vfs_listxattr fs/xattr.c:493 [inline] listxattr+0x1f3/0x6b0 fs/xattr.c:840 path_listxattr fs/xattr.c:864 [inline] __do_sys_listxattr fs/xattr.c:876 [inline] __se_sys_listxattr fs/xattr.c:873 [inline] __x64_sys_listxattr+0x16b/0x2f0 fs/xattr.c:873 x64_sys_call+0x2ba0/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:195 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f [Fix] When allocating memory to strbuf, initialize memory to 0.

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{
   affected: [],
   aliases: [
      "CVE-2024-41059",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-908",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2024-07-29T15:15:13Z",
      severity: "HIGH",
   },
   details: "In the Linux kernel, the following vulnerability has been resolved:\n\nhfsplus: fix uninit-value in copy_name\n\n[syzbot reported]\nBUG: KMSAN: uninit-value in sized_strscpy+0xc4/0x160\n sized_strscpy+0xc4/0x160\n copy_name+0x2af/0x320 fs/hfsplus/xattr.c:411\n hfsplus_listxattr+0x11e9/0x1a50 fs/hfsplus/xattr.c:750\n vfs_listxattr fs/xattr.c:493 [inline]\n listxattr+0x1f3/0x6b0 fs/xattr.c:840\n path_listxattr fs/xattr.c:864 [inline]\n __do_sys_listxattr fs/xattr.c:876 [inline]\n __se_sys_listxattr fs/xattr.c:873 [inline]\n __x64_sys_listxattr+0x16b/0x2f0 fs/xattr.c:873\n x64_sys_call+0x2ba0/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:195\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nUninit was created at:\n slab_post_alloc_hook mm/slub.c:3877 [inline]\n slab_alloc_node mm/slub.c:3918 [inline]\n kmalloc_trace+0x57b/0xbe0 mm/slub.c:4065\n kmalloc include/linux/slab.h:628 [inline]\n hfsplus_listxattr+0x4cc/0x1a50 fs/hfsplus/xattr.c:699\n vfs_listxattr fs/xattr.c:493 [inline]\n listxattr+0x1f3/0x6b0 fs/xattr.c:840\n path_listxattr fs/xattr.c:864 [inline]\n __do_sys_listxattr fs/xattr.c:876 [inline]\n __se_sys_listxattr fs/xattr.c:873 [inline]\n __x64_sys_listxattr+0x16b/0x2f0 fs/xattr.c:873\n x64_sys_call+0x2ba0/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:195\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[Fix]\nWhen allocating memory to strbuf, initialize memory to 0.",
   id: "GHSA-gg37-jm4h-hhxg",
   modified: "2024-09-10T18:30:42Z",
   published: "2024-07-29T15:30:44Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2024-41059",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/0570730c16307a72f8241df12363f76600baf57d",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/22999936b91ba545ce1fbbecae6895127945e91c",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/34f8efd2743f2d961e92e8e994de4c7a2f9e74a0",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/72805debec8f7aa342da194fe0ed7bc8febea335",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/ad57dc2caf1e0a3c0a9904400fae7afbc9f74bb2",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/c733e24a61cbcff10f660041d6d84d32bb7e4cb4",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/d02d8c1dacafb28930c39e16d48e40bb6e4cbc70",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/f08956d8e0f80fd0d4ad84ec917302bb2f3a9c6a",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
         type: "CVSS_V3",
      },
   ],
}


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