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CVE-2026-97456— ACPICA: Fix condition check in acpi_ps_parse_loop()

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Linux 内核中，已修复以下漏洞： ACPICA：修复 acpi_ps_parse_loop() 中的条件检查问题 修复 acpi_ps_parse_loop() 中对 AML_ELSE_OP 的条件检查，以防止越界访问。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1211 · Exploitation for Stealth

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 5088814a6e931350e5bd29f5d59fa40c6dbbdf10< c838d32fbe02a6d426aebf95d2aef97de92ddc43 affected
5088814a6e931350e5bd29f5d59fa40c6dbbdf10< b79f5cb2131956a7d2c99870336d9fcc6db80c4b affected
5088814a6e931350e5bd29f5d59fa40c6dbbdf10< de2bbc8dbe7048f20f0a783a81e712fd3664de5b affected
5088814a6e931350e5bd29f5d59fa40c6dbbdf10< 4c22c9842c53b824743bdf1d8d19e1cdb908f82e affected
5088814a6e931350e5bd29f5d59fa40c6dbbdf10< a477c6ef5335d2d0613ff7c1779a8209f16627c5 affected
5088814a6e931350e5bd29f5d59fa40c6dbbdf10< 5d16f40b019e59df81deb594ed4eafefc8e43cc0 affected
5088814a6e931350e5bd29f5d59fa40c6dbbdf10< 8de27e2d83c0d07ae9443c6304575b0609394bfd affected
2e78935d1e27d31955ad2dad4abe6c453cf669fd affected
… +10 more rows
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I. Basic Information for CVE-2026-97456

Vulnerability Information
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Vulnerability Title
ACPICA: Fix condition check in acpi_ps_parse_loop()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fix condition check in acpi_ps_parse_loop() Fix condition check for AML_ELSE_OP in acpi_ps_parse_loop() to prevent out-of-bounds access.
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

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 5088814a6e931350e5bd29f5d59fa40c6dbbdf10 ~ c838d32fbe02a6d426aebf95d2aef97de92ddc43 -
Linux Linux 4.18 -

II. Public POCs for CVE-2026-97456

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III. Intelligence Information for CVE-2026-97456

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Patches & Fixes for CVE-2026-97456 (7)

Same Patch Batch · Linux · 2026-09-24 · 234 CVEs total

CVE-2026-93207 9.8 CRITICAL SUNRPC: Zero rpc_gss_wire_cred at svcauth_gss_decode_credbody() entry
CVE-2026-97413 9.8 CRITICAL RDMA/rtrs-srv: Fix integer underflow in process_read and process_write
CVE-2026-93228 9.1 CRITICAL svcrdma: Reject Write/Reply chunks with segcount 0
CVE-2026-93799 8.8 HIGH wifi: iwlwifi: mvm: validate sta_id in BA window status notif
CVE-2026-97442 8.8 HIGH wifi: ath11k: fix invalid data access in ath11k_dp_rx_h_undecap_nwifi
CVE-2026-97409 8.8 HIGH nvme-fc: Do not cancel requests in io target before it is initialized
CVE-2026-93806 8.8 HIGH wifi: cfg80211: validate assoc response length before status and IE access
CVE-2026-93793 8.8 HIGH wifi: iwlwifi: mvm: validate TX_CMD response layout
CVE-2026-93790 8.8 HIGH wifi: iwlwifi: mvm: fix out-of-bounds tid_data access in BA notif
CVE-2026-93284 8.8 HIGH drm/pagemap: dma-unmap pages before handling migration errors
CVE-2026-93280 8.8 HIGH greybus: audio: bound the topology section sizes against the fetched size
CVE-2026-97509 8.8 HIGH thunderbolt: Keep XDomain reference during the lifetime of a service
CVE-2026-93827 8.4 HIGH virtio-fs: avoid double-free on failed queue setup
CVE-2026-97450 8.4 HIGH ACPICA: validate handler object type in two places
CVE-2026-97451 8.4 HIGH ACPICA: Fix integer overflow in acpi_ex_opcode_3A_1T_1R() (mid_op)
CVE-2026-97452 8.4 HIGH ACPICA: Prevent adding invalid references
CVE-2026-97455 8.4 HIGH ACPICA: Fix use-after-free in acpi_ds_terminate_control_method()
CVE-2026-97433 8.2 HIGH nvme: validate FDP configuration descriptor sizes
CVE-2026-93221 8.1 HIGH nfsd: convert nfsd_net boolean flags to unsigned long flags word
CVE-2026-93786 8.1 HIGH ksmbd: preserve VFS inherited POSIX ACL mask

Showing top 20 of 234 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

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