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CVE-2026-45982— ACPICA: Fix NULL pointer dereference in acpi_ev_address_space_dispatch()

AI Predicted 4.4 Difficulty: Moderate EPSS 0.02% · P7

Possible ATT&CK Techniques 1AI

T1211 · Exploitation for Stealth

Affected Version Matrix 14

VendorProductVersion RangeStatus
LinuxLinux0acf24ad7e10f547809faefb8069f8f5482eb4d9< 7d99cbe717c1b15a66559215df32312d8cf7e525affected
0acf24ad7e10f547809faefb8069f8f5482eb4d9< f2cf475d23b8486dfa414f7ac09f918ffd3c32a5affected
0acf24ad7e10f547809faefb8069f8f5482eb4d9< cce354524da4d10fd2c7eb835e2e4e8ab8c0ce97affected
0acf24ad7e10f547809faefb8069f8f5482eb4d9< b24595b86920911d2b04f862422b896a0620e9adaffected
0acf24ad7e10f547809faefb8069f8f5482eb4d9< 56024dbe8c76cff22f53ba81a95d9efd4d0c9c44affected
0acf24ad7e10f547809faefb8069f8f5482eb4d9< f851e03bce968ff9b3faad1b616062e1244fd38daffected
5.17affected
< 5.17unaffected
… +6 more rows
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I. Basic Information for CVE-2026-45982

Vulnerability Information
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Vulnerability Title
ACPICA: Fix NULL pointer dereference in acpi_ev_address_space_dispatch()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fix NULL pointer dereference in acpi_ev_address_space_dispatch() Cover a missed execution path with a new check.
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ACPICA中acpi_ev_address_space_dispatch函数存在空指针取消引用问题。
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 0acf24ad7e10f547809faefb8069f8f5482eb4d9 ~ 7d99cbe717c1b15a66559215df32312d8cf7e525 -
LinuxLinux 5.17 -

II. Public POCs for CVE-2026-45982

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III. Intelligence Information for CVE-2026-45982

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Patches & Fixes for CVE-2026-45982 (6)

Same Patch Batch · Linux · 2026-05-27 · 276 CVEs total

CVE-2026-460399.8 CRITICALrxgk: Fix potential integer overflow in length check
CVE-2026-458989.8 CRITICALRDMA/iwcm: Fix workqueue list corruption by removing work_list
CVE-2026-459889.8 CRITICALrxrpc: Fix re-decryption of RESPONSE packets
CVE-2026-459729.8 CRITICALsmb: client: fix potential UAF and double free in smb2_open_file()
CVE-2026-460439.1 CRITICALRDMA/rxe: Validate pad and ICRC before payload_size() in rxe_rcv
CVE-2026-460568.8 HIGHBluetooth: hci_event: fix potential UAF in SSP passkey handlers
CVE-2026-459458.8 HIGHiommu/vt-d: Fix race condition during PASID entry replacement
CVE-2026-458438.2 HIGHslip: bound decode() reads against the compressed packet length
CVE-2026-460378.2 HIGHipv4: icmp: validate reply type before using icmp_pointers
CVE-2026-460108.1 HIGHrxrpc: Fix error handling in rxgk_extract_token()
CVE-2026-460998.1 HIGHnet: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels
CVE-2026-460767.9 HIGHKVM: nSVM: Raise #UD if unhandled VMMCALL isn't intercepted by L1
CVE-2026-458947.8 HIGHiommu/vt-d: Clear Present bit before tearing down PASID entry
CVE-2026-459597.8 HIGHcrypto: ccp - Fix a crash due to incorrect cleanup usage of kfree
CVE-2026-460117.8 HIGHmedia: mtk-jpeg: fix use-after-free in release path due to uncancelled work
CVE-2026-460157.8 HIGHtcp: call sk_data_ready() after listener migration
CVE-2026-458527.8 HIGHRDMA/rxe: Fix double free in rxe_srq_from_init
CVE-2026-460587.8 HIGHmedia: amphion: Fix race between m2m job_abort and device_run
CVE-2026-458617.8 HIGHgfs2: Fix slab-use-after-free in qd_put
CVE-2026-460537.8 HIGHnet: rds: fix MR cleanup on copy error

Showing top 20 of 276 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

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