CVE-2024-46774— powerpc/rtas: Prevent Spectre v1 gadget construction in sys_rtas()
Possible ATT&CK Techniques 1AI
T1207 · Rogue Domain ControllerAffected Version Matrix 14
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< d2834ff1d9641a8695a09ea79cd901c7b6d4d05f | affected |
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< a262c2dc833f2fe1bd5c53a4d899e7077d3b1da9 | affected | ||
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< b137af795399d8b657bad1646c18561530f35ed1 | affected | ||
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 1f1feff02e9da0dd0cdb195c428c42b5f9b6c771 | affected | ||
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 68d8156480940b79227d58865ec5d2947b9384a8 | affected | ||
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 0974d03eb479384466d828d65637814bee6b26d7 | affected | ||
2.6.12 | affected | ||
< 2.6.12 | unaffected | ||
| … +6 more rows | |||
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I. Basic Information for CVE-2024-46774
Vulnerability Information
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Vulnerability Title
powerpc/rtas: Prevent Spectre v1 gadget construction in sys_rtas()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: Prevent Spectre v1 gadget construction in sys_rtas() Smatch warns: arch/powerpc/kernel/rtas.c:1932 __do_sys_rtas() warn: potential spectre issue 'args.args' [r] (local cap) The 'nargs' and 'nret' locals come directly from a user-supplied buffer and are used as indexes into a small stack-based array and as inputs to copy_to_user() after they are subject to bounds checks. Use array_index_nospec() after the bounds checks to clamp these values for speculative execution.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于未正确处理用户输入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2024-46774
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2024-46774 (4)
Same Patch Batch · Linux · 2024-09-18 · 85 CVEs total
| CVE-2024-46717 | 9.8 CRITICAL | net/mlx5e: SHAMPO, Fix incorrect page release |
| CVE-2024-46736 | 9.8 CRITICAL | smb: client: fix double put of @cfile in smb2_rename_path() |
| CVE-2024-46796 | 9.8 CRITICAL | smb: client: fix double put of @cfile in smb2_set_path_size() |
| CVE-2024-46755 | 8.8 HIGH | wifi: mwifiex: Do not return unused priv in mwifiex_get_priv_by_id() |
| CVE-2024-46750 | 7.8 HIGH | PCI: Add missing bridge lock to pci_bus_lock() |
| CVE-2024-46725 | 7.8 HIGH | drm/amdgpu: Fix out-of-bounds write warning |
| CVE-2024-46787 | 7.8 HIGH | userfaultfd: fix checks for huge PMDs |
| CVE-2024-46734 | 7.8 HIGH | btrfs: fix race between direct IO write and fsync when using same fd |
| CVE-2024-46738 | 7.8 HIGH | VMCI: Fix use-after-free when removing resource in vmci_resource_remove() |
| CVE-2024-46740 | 7.8 HIGH | binder: fix UAF caused by offsets overwrite |
| CVE-2024-46746 | 7.8 HIGH | HID: amd_sfh: free driver_data after destroying hid device |
| CVE-2024-46781 | 7.8 HIGH | nilfs2: fix missing cleanup on rollforward recovery error |
| CVE-2024-46780 | 7.8 HIGH | nilfs2: protect references to superblock parameters exposed in sysfs |
| CVE-2024-46741 | 7.8 HIGH | misc: fastrpc: Fix double free of 'buf' in error path |
| CVE-2024-46751 | 7.8 HIGH | btrfs: don't BUG_ON() when 0 reference count at btrfs_lookup_extent_info() |
| CVE-2024-46777 | 7.8 HIGH | udf: Avoid excessive partition lengths |
| CVE-2024-46754 | 7.8 HIGH | bpf: Remove tst_run from lwt_seg6local_prog_ops. |
| CVE-2024-46762 | 7.8 HIGH | xen: privcmd: Fix possible access to a freed kirqfd instance |
| CVE-2024-46765 | 7.8 HIGH | ice: protect XDP configuration with a mutex |
| CVE-2024-46771 | 7.8 HIGH | can: bcm: Remove proc entry when dev is unregistered. |
Showing top 20 of 85 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-74579
netfilter: nft_payload: fix mask build for partial field off - CVE-2026-74578
crypto: algif_skcipher - force synchronous processing on tre - CVE-2026-74577
net: mpls: initialize rtm_tos in mpls_getroute() - CVE-2026-74576
mm/slab: prevent unbounded recursion in free path with new k - CVE-2026-74574
dmaengine: idxd: fix fdev setup failure cleanup in idxd_cdev
Same vendor: Linux
- CVE-2026-74579
netfilter: nft_payload: fix mask build for partial field off - CVE-2026-74578
crypto: algif_skcipher - force synchronous processing on tre - CVE-2026-74577
net: mpls: initialize rtm_tos in mpls_getroute() - CVE-2026-74576
mm/slab: prevent unbounded recursion in free path with new k - CVE-2026-74574
dmaengine: idxd: fix fdev setup failure cleanup in idxd_cdev
V. Comments for CVE-2024-46774
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