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CVE-2022-49487— mtd: rawnand: intel: fix possible null-ptr-deref in ebu_nand_probe()

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.

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ebu_nand_probe中可能的空指针取消引用。

AI Predicted 5.5 Difficulty: Trivial EPSS 0.26% · P17

Possible ATT&CK Techniques 1 AI

T1206

Affected Version Matrix 10

VendorProduct Version RangeStatus
Linux Linux 0b1039f016e8a37c779a4aee362cb2100ebb1cfd< e5b1e419cdb6dd8709eb05ed34039a3ded8e6003 affected
0b1039f016e8a37c779a4aee362cb2100ebb1cfd< daa5166450b447415aeeaac0199e445bae7bd0f2 affected
0b1039f016e8a37c779a4aee362cb2100ebb1cfd< f8e262eb7575a4a2412f30f7a1b293875aceba80 affected
0b1039f016e8a37c779a4aee362cb2100ebb1cfd< ddf66aefd685fd46500b9917333e1b1e118276dc affected
5.11 affected
< 5.11 unaffected
5.15.46≤ 5.15.* unaffected
5.17.14≤ 5.17.* unaffected
… +2 more rows
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I. Basic Information for CVE-2022-49487

Vulnerability Information
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Vulnerability Title
mtd: rawnand: intel: fix possible null-ptr-deref in ebu_nand_probe()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: intel: fix possible null-ptr-deref in ebu_nand_probe() It will cause null-ptr-deref when using 'res', if platform_get_resource() returns NULL, so move using 'res' after devm_ioremap_resource() that will check it to avoid null-ptr-deref.
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ebu_nand_probe中可能的空指针取消引用。
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

Vendor Product Affected Versions CPE Subscribe
Linux Linux 0b1039f016e8a37c779a4aee362cb2100ebb1cfd ~ e5b1e419cdb6dd8709eb05ed34039a3ded8e6003 -
Linux Linux 5.11 -

II. Public POCs for CVE-2022-49487

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III. Intelligence Information for CVE-2022-49487

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Patches & Fixes for CVE-2022-49487 (4)

Same Patch Batch · Linux · 2025-02-26 · 706 CVEs total

CVE-2022-49561 9.8 CRITICAL netfilter: conntrack: re-fetch conntrack after insertion
CVE-2022-49149 9.8 CRITICAL rxrpc: Fix call timer start racing with call destruction
CVE-2022-49362 9.8 CRITICAL NFSD: Fix potential use-after-free in nfsd_file_put()
CVE-2022-49201 9.8 CRITICAL ibmvnic: fix race between xmit and reset
CVE-2022-49194 9.8 CRITICAL net: bcmgenet: Use stronger register read/writes to assure ordering
CVE-2022-49093 9.8 CRITICAL skbuff: fix coalescing for page_pool fragment recycling
CVE-2022-49260 9.8 CRITICAL crypto: hisilicon/sec - fix the aead software fallback for engine
CVE-2022-49418 9.8 CRITICAL NFSv4: Fix free of uninitialized nfs4_label on referral lookup.
CVE-2022-49094 9.8 CRITICAL net/tls: fix slab-out-of-bounds bug in decrypt_internal
CVE-2022-49407 9.8 CRITICAL dlm: fix plock invalid read
CVE-2022-49280 9.8 CRITICAL NFSD: prevent underflow in nfssvc_decode_writeargs()
CVE-2022-49356 9.8 CRITICAL SUNRPC: Trap RDMA segment overflows
CVE-2022-49058 9.1 CRITICAL cifs: potential buffer overflow in handling symlinks
CVE-2022-49328 8.8 HIGH mt76: fix use-after-free by removing a non-RCU wcid pointer
CVE-2022-49114 8.8 HIGH scsi: libfc: Fix use after free in fc_exch_abts_resp()
CVE-2022-49535 8.8 HIGH scsi: lpfc: Fix null pointer dereference after failing to issue FLOGI and PLOGI
CVE-2022-49470 8.8 HIGH Bluetooth: btmtksdio: fix use-after-free at btmtksdio_recv_event
CVE-2022-49111 8.8 HIGH Bluetooth: Fix use after free in hci_send_acl
CVE-2022-49471 8.8 HIGH rtw89: cfo: check mac_id to avoid out-of-bounds
CVE-2022-49519 8.8 HIGH ath10k: skip ath10k_halt during suspend for driver state RESTARTING

Showing top 20 of 706 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-49487

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