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CVE-2026-43077— crypto: algif_aead - Fix minimum RX size check for decryption

AI Predicted 5.5 Difficulty: Easy EPSS 0.12% · P2

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 18

VendorProductVersion RangeStatus
LinuxLinuxd887c52d6ae43aeebd249b5f2f1333e60236aa60< 74a66fdb5282d89e348b00c42cfca3a936946d94affected
d887c52d6ae43aeebd249b5f2f1333e60236aa60< fd427dd84f224309afbcc2cb67c7bb770a01265caffected
d887c52d6ae43aeebd249b5f2f1333e60236aa60< 1c76b5675119f694458293a2a81f40731c69bd32affected
d887c52d6ae43aeebd249b5f2f1333e60236aa60< e86ab1e5661386a874fbb8551f0c04b8e9f8ad22affected
d887c52d6ae43aeebd249b5f2f1333e60236aa60< af2fa2fbbced26129813274b8b3f7705f280e174affected
d887c52d6ae43aeebd249b5f2f1333e60236aa60< 78cea133daf721698876e56135049a96d39d610aaffected
d887c52d6ae43aeebd249b5f2f1333e60236aa60< 3afdc15d6173614d7d834517d9b65e7aa5a08548affected
d887c52d6ae43aeebd249b5f2f1333e60236aa60< 3d14bd48e3a77091cbce637a12c2ae31b4a1687caffected
… +10 more rows
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I. Basic Information for CVE-2026-43077

Vulnerability Information
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Vulnerability Title
crypto: algif_aead - Fix minimum RX size check for decryption
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Fix minimum RX size check for decryption The check for the minimum receive buffer size did not take the tag size into account during decryption. Fix this by adding the required extra length.
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
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algif_aead解密时最小接收缓冲区检查未考虑标签大小，可能导致缓冲区不足。
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 d887c52d6ae43aeebd249b5f2f1333e60236aa60 ~ 74a66fdb5282d89e348b00c42cfca3a936946d94 -
LinuxLinux 4.14 -

II. Public POCs for CVE-2026-43077

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III. Intelligence Information for CVE-2026-43077

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Patches & Fixes for CVE-2026-43077 (8)

Same Patch Batch · Linux · 2026-05-06 · 224 CVEs total

CVE-2026-432089.8 CRITICALnet: do not pass flow_id to set_rps_cpu()
CVE-2026-431259.8 CRITICALdlm: validate length in dlm_search_rsb_tree
CVE-2026-431989.8 CRITICALtcp: fix potential race in tcp_v6_syn_recv_sock()
CVE-2026-431869.8 CRITICALipv6: ioam: fix heap buffer overflow in __ioam6_fill_trace_data()
CVE-2026-431859.8 CRITICALksmbd: fix signededness bug in smb_direct_prepare_negotiation()
CVE-2026-431149.4 CRITICALnetfilter: nft_set_pipapo_avx2: don't return non-matching entry on expiry
CVE-2026-431179.1 CRITICALbtrfs: tracepoints: get correct superblock from dentry in event btrfs_sync_file()
CVE-2026-431979.1 CRITICALnetconsole: avoid OOB reads, msg is not nul-terminated
CVE-2026-430839.1 CRITICALnet: ioam6: fix OOB and missing lock
CVE-2026-431588.8 HIGHxfs: fix freemap adjustments when adding xattrs to leaf blocks
CVE-2026-431128.8 HIGHfs/smb/client: fix out-of-bounds read in cifs_sanitize_prepath
CVE-2026-431138.8 HIGHwifi: wl1251: validate packet IDs before indexing tx_frames
CVE-2026-431108.8 HIGHwifi: brcmfmac: validate bsscfg indices in IF events
CVE-2026-432498.8 HIGH9p/xen: protect xen_9pfs_front_free against concurrent calls
CVE-2026-432398.8 HIGHsmb: client: prevent races in ->query_interfaces()
CVE-2026-432328.8 HIGHnet: wan: farsync: Fix use-after-free bugs caused by unfinished tasklets
CVE-2026-432838.8 HIGHnet: ethernet: ec_bhf: Fix dma_free_coherent() dma handle
CVE-2026-431728.8 HIGHwifi: iwlwifi: fix 22000 series SMEM parsing
CVE-2026-431768.8 HIGHwifi: rtw89: pci: validate release report content before using for RTL8922DE
CVE-2026-431878.8 HIGHxfs: delete attr leaf freemap entries when empty

Showing top 20 of 224 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-43077

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