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CVE-2022-50497— binfmt_misc: fix shift-out-of-bounds in check_special_flags

EPSS 0.01% · P2

Affected Version Matrix 20

VendorProductVersion RangeStatus
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 0f1a48994b3e516d5c7fd5d12204fdba7a604771affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< ea6145370be8016755c43aca799815fc4b8c88b1affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 97382a2639b1cd9631f6069061e9d7062cd2b098affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 419b808504c26b3e3342365f34ccd0843e09a7f8affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< dcbc51d31d0afbd45e830e3cf565a7b3ca7bf0d8affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 88cea1676a09f7c45a1438153a126610c33b1590affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< a651bb5ff997b9f02662bcdef3d8b4e6f0d79656affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< a91123d4bda463469f68f0427adabf8108001f94affected
… +12 more rows
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I. Basic Information for CVE-2022-50497

Vulnerability Information
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Vulnerability Title
binfmt_misc: fix shift-out-of-bounds in check_special_flags
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: binfmt_misc: fix shift-out-of-bounds in check_special_flags UBSAN reported a shift-out-of-bounds warning: left shift of 1 by 31 places cannot be represented in type 'int' Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x8d/0xcf lib/dump_stack.c:106 ubsan_epilogue+0xa/0x44 lib/ubsan.c:151 __ubsan_handle_shift_out_of_bounds+0x1e7/0x208 lib/ubsan.c:322 check_special_flags fs/binfmt_misc.c:241 [inline] create_entry fs/binfmt_misc.c:456 [inline] bm_register_write+0x9d3/0xa20 fs/binfmt_misc.c:654 vfs_write+0x11e/0x580 fs/read_write.c:582 ksys_write+0xcf/0x120 fs/read_write.c:637 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x34/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x4194e1 Since the type of Node's flags is unsigned long, we should define these macros with same type too.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
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，该漏洞源于检查特殊标志时存在移位越界，可能导致未定义行为。
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

VendorProductAffected VersionsCPESubscribe
LinuxLinux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 ~ 0f1a48994b3e516d5c7fd5d12204fdba7a604771 -
LinuxLinux 2.6.12 -

II. Public POCs for CVE-2022-50497

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III. Intelligence Information for CVE-2022-50497

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Same Patch Batch · Linux · 2025-10-04 · 144 CVEs total

CVE-2025-399469.8 CRITICALtls: make sure to abort the stream if headers are bogus
CVE-2022-50489drm/mipi-dsi: Detach devices when removing the host
CVE-2023-53581net/mlx5e: Check for NOT_READY flag state after locking
CVE-2023-53580USB: Gadget: core: Help prevent panic during UVC unconfigure
CVE-2022-50507fs/ntfs3: Validate data run offset
CVE-2022-50508wifi: mt76: mt76x0: fix oob access in mt76x0_phy_get_target_power
CVE-2022-50506drbd: only clone bio if we have a backing device
CVE-2022-50504powerpc/rtas: avoid scheduling in rtas_os_term()
CVE-2022-50505iommu/amd: Fix pci device refcount leak in ppr_notifier()
CVE-2022-50503mtd: lpddr2_nvm: Fix possible null-ptr-deref
CVE-2022-50501media: coda: Add check for dcoda_iram_alloc
CVE-2022-50500netdevsim: fix memory leak in nsim_drv_probe() when nsim_dev_resources_register() failed
CVE-2022-50499media: dvb-core: Fix double free in dvb_register_device()
CVE-2022-50498eth: alx: take rtnl_lock on resume
CVE-2022-50496dm cache: Fix UAF in destroy()
CVE-2022-50494thermal: intel_powerclamp: Use get_cpu() instead of smp_processor_id() to avoid crash
CVE-2022-50493scsi: qla2xxx: Fix crash when I/O abort times out
CVE-2022-50492drm/msm: fix use-after-free on probe deferral
CVE-2022-50490bpf: Propagate error from htab_lock_bucket() to userspace
CVE-2023-53570wifi: nl80211: fix integer overflow in nl80211_parse_mbssid_elems()

Showing top 20 of 144 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

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