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CVE-2026-46077— crypto: atmel-tdes - fix DMA sync direction

AI Predicted 3.7 Difficulty: Moderate EPSS 0.18% · P7

Possible ATT&CK Techniques 1AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 18

VendorProductVersion RangeStatus
LinuxLinux13802005d8f2db244ec1f5d7f6923de8f7a463db< ce3224678acb8c0b3473daa7d7dbffc998c6951aaffected
13802005d8f2db244ec1f5d7f6923de8f7a463db< b9b28f3881dd514e74f98ae04e79a635022a4804affected
13802005d8f2db244ec1f5d7f6923de8f7a463db< c0f3002c02a3a83250e25582ffbe8df7eb78a8bdaffected
13802005d8f2db244ec1f5d7f6923de8f7a463db< 5281e6e2302362f6b75b70cbfe4098d2a25dafd9affected
13802005d8f2db244ec1f5d7f6923de8f7a463db< 12a0adfe498cd5d87e6365d7ca5f6b3eed79e523affected
13802005d8f2db244ec1f5d7f6923de8f7a463db< 863d11b3927703ad95077c81a8a6489c5c7872f7affected
13802005d8f2db244ec1f5d7f6923de8f7a463db< b5f5df801d161ba244f391519cbff2f4e5c6edc2affected
13802005d8f2db244ec1f5d7f6923de8f7a463db< c8a9a647532f5c2a04180352693215e24e9dba03affected
… +10 more rows
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I. Basic Information for CVE-2026-46077

Vulnerability Information
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Vulnerability Title
crypto: atmel-tdes - fix DMA sync direction
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: crypto: atmel-tdes - fix DMA sync direction Before DMA output is consumed by the CPU, ->dma_addr_out must be synced with dma_sync_single_for_cpu() instead of dma_sync_single_for_device(). Using the wrong direction can return stale cache data on non-coherent platforms.
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crypto atmel-tdes中DMA同步方向错误，可能导致返回陈旧缓存数据。
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 13802005d8f2db244ec1f5d7f6923de8f7a463db ~ ce3224678acb8c0b3473daa7d7dbffc998c6951a -
LinuxLinux 3.6 -

II. Public POCs for CVE-2026-46077

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III. Intelligence Information for CVE-2026-46077

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Patches & Fixes for CVE-2026-46077 (8)

Same Patch Batch · Linux · 2026-05-27 · 275 CVEs total

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-2026-460399.8 CRITICALrxgk: Fix potential integer overflow in length check
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-2026-459458.8 HIGHiommu/vt-d: Fix race condition during PASID entry replacement
CVE-2026-460568.8 HIGHBluetooth: hci_event: fix potential UAF in SSP passkey handlers
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-2026-459357.8 HIGHfs/ntfs3: Fix slab-out-of-bounds read in DeleteIndexEntryRoot
CVE-2026-458627.8 HIGHiommu/vt-d: Flush cache for PASID table before using it
CVE-2026-460657.8 HIGHfbdev: defio: Disconnect deferred I/O from the lifetime of struct fb_info
CVE-2026-459097.8 HIGHclk: mediatek: Drop __initconst from gates
CVE-2026-459107.8 HIGHRDMA/rxe: Fix race condition in QP timer handlers
CVE-2026-459337.8 HIGHbpf: Preserve id of register in sync_linked_regs()
CVE-2026-460157.8 HIGHtcp: call sk_data_ready() after listener migration
CVE-2026-459567.8 HIGHdrm/exynos: vidi: use priv->vidi_dev for ctx lookup in vidi_connection_ioctl()

Showing top 20 of 275 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-46077

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