CVE-2024-56681— crypto: bcm - add error check in the ahash_hmac_init function
Affected Version Matrix 20
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 9d12ba86f818aa9cfe9f01b750336aa441f2ffa2< 8f1a9a960b1107bd0e0ec3736055f5ed0e717edf | affected |
9d12ba86f818aa9cfe9f01b750336aa441f2ffa2< 75e1e38e5d80d6d9011b7322698ffba3dd3db30a | affected | ||
9d12ba86f818aa9cfe9f01b750336aa441f2ffa2< 28f8ffa945f7d7150463e15097ea73b19529d6f5 | affected | ||
9d12ba86f818aa9cfe9f01b750336aa441f2ffa2< 4ea3e3b761e371102bb1486778e2f8dbc9e37413 | affected | ||
9d12ba86f818aa9cfe9f01b750336aa441f2ffa2< 05f0a3f5477ecaa1cf46448504afe9e7c2e96fcc | affected | ||
9d12ba86f818aa9cfe9f01b750336aa441f2ffa2< ae5253313e0ea5f00c06176074592b7f493c8546 | affected | ||
9d12ba86f818aa9cfe9f01b750336aa441f2ffa2< ee36db8e8203420e6d5c42eb9428920c2fc36532 | affected | ||
9d12ba86f818aa9cfe9f01b750336aa441f2ffa2< bba9e38c5ad41d0a88b22a59e5b6dd3e31825118 | affected | ||
| … +12 more rows | |||
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I. Basic Information for CVE-2024-56681
Vulnerability Information
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Vulnerability Title
crypto: bcm - add error check in the ahash_hmac_init function
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: crypto: bcm - add error check in the ahash_hmac_init function The ahash_init functions may return fails. The ahash_hmac_init should not return ok when ahash_init returns error. For an example, ahash_init will return -ENOMEM when allocation memory is error.
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:bcm模块中ahash_hmac_init函数中错误检查不足。
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
II. Public POCs for CVE-2024-56681
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2024-56681 (9)
Same Patch Batch · Linux · 2024-12-28 · 32 CVEs total
| CVE-2024-56692 | f2fs: fix to do sanity check on node blkaddr in truncate_node() | |
| CVE-2024-56708 | EDAC/igen6: Avoid segmentation fault on module unload | |
| CVE-2024-56707 | octeontx2-pf: handle otx2_mbox_get_rsp errors in otx2_dmac_flt.c | |
| CVE-2024-56705 | media: atomisp: Add check for rgby_data memory allocation failure | |
| CVE-2024-56706 | s390/cpum_sf: Fix and protect memory allocation of SDBs with mutex | |
| CVE-2024-56704 | 9p/xen: fix release of IRQ | |
| CVE-2024-56703 | ipv6: Fix soft lockups in fib6_select_path under high next hop churn | |
| CVE-2024-56701 | powerpc/pseries: Fix dtl_access_lock to be a rw_semaphore | |
| CVE-2024-56702 | bpf: Mark raw_tp arguments with PTR_MAYBE_NULL | |
| CVE-2024-56700 | media: wl128x: Fix atomicity violation in fmc_send_cmd() | |
| CVE-2024-56699 | s390/pci: Fix potential double remove of hotplug slot | |
| CVE-2024-56698 | usb: dwc3: gadget: Fix looping of queued SG entries | |
| CVE-2024-56697 | drm/amdgpu: Fix the memory allocation issue in amdgpu_discovery_get_nps_info() | |
| CVE-2024-56696 | ALSA: core: Fix possible NULL dereference caused by kunit_kzalloc() | |
| CVE-2024-56694 | bpf: fix recursive lock when verdict program return SK_PASS | |
| CVE-2024-56695 | drm/amdkfd: Use dynamic allocation for CU occupancy array in 'kfd_get_cu_occupancy()' | |
| CVE-2024-56676 | thermal: testing: Initialize some variables annoteded with _free() | |
| CVE-2024-56693 | brd: defer automatic disk creation until module initialization succeeds | |
| CVE-2024-56691 | mfd: intel_soc_pmic_bxtwc: Use IRQ domain for USB Type-C device | |
| CVE-2024-56689 | PCI: endpoint: epf-mhi: Avoid NULL dereference if DT lacks 'mmio' |
Showing top 20 of 32 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-46243
smb: client: reject userspace cifs.spnego descriptions - CVE-2026-46242
eventpoll: fix ep_remove struct eventpoll / struct file UAF - CVE-2026-46241
spi: mpc52xx: fix use-after-free on registration failure - CVE-2026-46239
media: i2c: ov5647: Fix runtime PM refcount leak in s_ctrl - CVE-2026-46240
media: iris: Fix use-after-free in iris_release_internal_buf
Same vendor: Linux
- CVE-2026-46243
smb: client: reject userspace cifs.spnego descriptions - CVE-2026-46242
eventpoll: fix ep_remove struct eventpoll / struct file UAF - CVE-2026-46241
spi: mpc52xx: fix use-after-free on registration failure - CVE-2026-46239
media: i2c: ov5647: Fix runtime PM refcount leak in s_ctrl - CVE-2026-46240
media: iris: Fix use-after-free in iris_release_internal_buf
V. Comments for CVE-2024-56681
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