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CVE-2026-97449— ACPICA: Add package limit checks in parser functions

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：在解析函数中添加包（package）限制检查 在解析函数中增加包长度限制检查，以防止越界访问。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 16

VendorProduct Version RangeStatus
Linux Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< c82d4adeeb5acbd5231f082da11155017a4c241e affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 7beb63a99f43c090ec235e44773bd906b3fded9f affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 55594743fb6935d046cb6ce1e9f588828b43f3e9 affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 2442772fd79a440c067936f307c4948c570d6f81 affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 250800658bf3db32e7accc615b0a134c30fba203 affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< 1cac04312b77fb81209da13bf5e0b83962568fcb affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2< d27d48a528e437aed690f977e69a6fe73fe82ab5 affected
2.6.12 affected
… +8 more rows
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I. Basic Information for CVE-2026-97449

Vulnerability Information
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Vulnerability Title
ACPICA: Add package limit checks in parser functions
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ACPICA: Add package limit checks in parser functions Add package limit checks in parser functions 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 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 ~ c82d4adeeb5acbd5231f082da11155017a4c241e -
Linux Linux 2.6.12 -

II. Public POCs for CVE-2026-97449

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III. Intelligence Information for CVE-2026-97449

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Patches & Fixes for CVE-2026-97449 (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-2026-97452 8.4 HIGH ACPICA: Prevent adding invalid references
CVE-2026-97451 8.4 HIGH ACPICA: Fix integer overflow in acpi_ex_opcode_3A_1T_1R() (mid_op)
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-2026-93787 8.1 HIGH smb: client: bound dirent name against end of SMB response in cifs_filldir
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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