CVE-2024-41059: hfsplus: fix uninit-value in copy_name
First published: Mon Jul 29 2024(Updated: )
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.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <4.19.319 | |
| Linux Linux kernel | >=4.20<5.4.281 | |
| Linux Linux kernel | >=5.5<5.10.223 | |
| Linux Linux kernel | >=5.11<5.15.164 | |
| Linux Linux kernel | >=5.16<6.1.101 | |
| Linux Linux kernel | >=6.2<6.6.42 | |
| Linux Linux kernel | >=6.7<6.9.11 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.112-1 6.11.7-1 6.11.9-1 |
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Reference Links
- https://git.kernel.org/stable/c/0570730c16307a72f8241df12363f76600baf57d
- https://git.kernel.org/stable/c/22999936b91ba545ce1fbbecae6895127945e91c
- https://git.kernel.org/stable/c/34f8efd2743f2d961e92e8e994de4c7a2f9e74a0
- https://git.kernel.org/stable/c/72805debec8f7aa342da194fe0ed7bc8febea335
- https://git.kernel.org/stable/c/ad57dc2caf1e0a3c0a9904400fae7afbc9f74bb2
- https://git.kernel.org/stable/c/c733e24a61cbcff10f660041d6d84d32bb7e4cb4
- https://git.kernel.org/stable/c/d02d8c1dacafb28930c39e16d48e40bb6e4cbc70
- https://git.kernel.org/stable/c/f08956d8e0f80fd0d4ad84ec917302bb2f3a9c6a
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-41059
- https://nvd.nist.gov/vuln/detail/CVE-2024-41059
- https://launchpad.net/bugs/cve/CVE-2024-41059
- https://security-tracker.debian.org/tracker/CVE-2024-41059
- https://ubuntu.com/security/CVE-2024-41059
- https://git.kernel.org/linus/0570730c16307a72f8241df12363f76600baf57d
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