CVE-2021-47315— memory: fsl_ifc: fix leak of IO mapping on probe failure
Affected Version Matrix 18
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | a20cbdeffce247a2b6fb83cd8d22433994068565< d0d04b95e8ed0223844a1d58497c686fe2e4a955 | affected |
a20cbdeffce247a2b6fb83cd8d22433994068565< 6b3b002de90738e3c85853a682ce7e0fa078d42b | affected | ||
a20cbdeffce247a2b6fb83cd8d22433994068565< 94bc2fe46102d1e060fc749c0c19511e76c9995f | affected | ||
a20cbdeffce247a2b6fb83cd8d22433994068565< d9213d4f372d30b5bc4d921795d6bed0c0e3eebf | affected | ||
a20cbdeffce247a2b6fb83cd8d22433994068565< 8d071d270afba468708faca5f7b6d9e656f75e27 | affected | ||
a20cbdeffce247a2b6fb83cd8d22433994068565< 83af5816308b490b05fc8fa27fc1bdc769df200a | affected | ||
a20cbdeffce247a2b6fb83cd8d22433994068565< 28f71fd81ebd3b386bf5c7c5539664156f7d72c1 | affected | ||
a20cbdeffce247a2b6fb83cd8d22433994068565< 3b132ab67fc7a358fff35e808fa65d4bea452521 | affected | ||
| … +10 more rows | |||
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I. Basic Information for CVE-2021-47315
Vulnerability Information
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Vulnerability Title
memory: fsl_ifc: fix leak of IO mapping on probe failure
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: memory: fsl_ifc: fix leak of IO mapping on probe failure On probe error the driver should unmap the IO memory. Smatch reports: drivers/memory/fsl_ifc.c:298 fsl_ifc_ctrl_probe() warn: 'fsl_ifc_ctrl_dev->gregs' not released on lines: 298.
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，该漏洞源于探针失败时 IO 映射会泄漏。
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-2021-47315
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-47315 (8)
Same Patch Batch · Linux · 2024-05-21 · 361 CVEs total
| CVE-2021-47432 | lib/generic-radix-tree.c: Don't overflow in peek() | |
| CVE-2023-52760 | gfs2: Fix slab-use-after-free in gfs2_qd_dealloc | |
| CVE-2023-52757 | smb: client: fix potential deadlock when releasing mids | |
| CVE-2023-52755 | ksmbd: fix slab out of bounds write in smb_inherit_dacl() | |
| CVE-2023-52754 | media: imon: fix access to invalid resource for the second interface | |
| CVE-2023-52753 | drm/amd/display: Avoid NULL dereference of timing generator | |
| CVE-2023-52752 | smb: client: fix use-after-free bug in cifs_debug_data_proc_show() | |
| CVE-2023-52751 | smb: client: fix use-after-free in smb2_query_info_compound() | |
| CVE-2023-52750 | arm64: Restrict CPU_BIG_ENDIAN to GNU as or LLVM IAS 15.x or newer | |
| CVE-2023-52749 | spi: Fix null dereference on suspend | |
| CVE-2023-52748 | f2fs: avoid format-overflow warning | |
| CVE-2022-48710 | drm/radeon: fix a possible null pointer dereference | |
| CVE-2023-52742 | net: USB: Fix wrong-direction WARNING in plusb.c | |
| CVE-2023-52738 | drm/amdgpu/fence: Fix oops due to non-matching drm_sched init/fini | |
| CVE-2023-52740 | powerpc/64s/interrupt: Fix interrupt exit race with security mitigation switch | |
| CVE-2023-52739 | Fix page corruption caused by racy check in __free_pages | |
| CVE-2023-52741 | cifs: Fix use-after-free in rdata->read_into_pages() | |
| CVE-2023-52743 | ice: Do not use WQ_MEM_RECLAIM flag for workqueue | |
| CVE-2023-52746 | xfrm/compat: prevent potential spectre v1 gadget in xfrm_xlate32_attr() | |
| CVE-2023-52747 | IB/hfi1: Restore allocated resources on failed copyout |
Showing top 20 of 361 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-52907
media: rockchip: rkcif: fix off by one bugs - CVE-2026-52906
9p: fix access mode flags being ORed instead of replaced - CVE-2026-52905
mm/damon/core: disallow non-power of two min_region_sz on da - CVE-2026-52904
drm/nouveau: fix nvkm_device leak on aperture removal failur - CVE-2026-46332
greybus: gb-beagleplay: bound bootloader receive buffering
Same vendor: Linux
- CVE-2026-52907
media: rockchip: rkcif: fix off by one bugs - CVE-2026-52906
9p: fix access mode flags being ORed instead of replaced - CVE-2026-52905
mm/damon/core: disallow non-power of two min_region_sz on da - CVE-2026-52904
drm/nouveau: fix nvkm_device leak on aperture removal failur - CVE-2026-46332
greybus: gb-beagleplay: bound bootloader receive buffering
V. Comments for CVE-2021-47315
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