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CVE-2022-48958— ethernet: aeroflex: fix potential skb leak in greth_init_rings()

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ethernet驱动aeroflex在greth_init_rings函数中可能发生skb泄漏。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.24% · P14

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux d4c41139df6e74c6fff0cbac43e51cab782133be< 223654e2e2c8d05347cd8e300f8d1ec6023103dd affected
d4c41139df6e74c6fff0cbac43e51cab782133be< cb1e293f858e5e1152b8791047ed4bdaaf392189 affected
d4c41139df6e74c6fff0cbac43e51cab782133be< bfaa8f6c5b84b295dd73b0138b57c5555ca12b1c affected
d4c41139df6e74c6fff0cbac43e51cab782133be< 99669d94ce145389f1d6f197e6e18ed50d43fb76 affected
d4c41139df6e74c6fff0cbac43e51cab782133be< 87277bdf2c370ab2d07cfe77dfa9b37f82bbe1e5 affected
d4c41139df6e74c6fff0cbac43e51cab782133be< c7adcbd0fd3fde1b19150c3e955fb4a30c5bd9b7 affected
d4c41139df6e74c6fff0cbac43e51cab782133be< dd62867a6383f78f75f07039394aac25924a3307 affected
d4c41139df6e74c6fff0cbac43e51cab782133be< 063a932b64db3317ec020c94466fe52923a15f60 affected
… +10 more rows
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I. Basic Information for CVE-2022-48958

Vulnerability Information
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Vulnerability Title
ethernet: aeroflex: fix potential skb leak in greth_init_rings()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ethernet: aeroflex: fix potential skb leak in greth_init_rings() The greth_init_rings() function won't free the newly allocated skb when dma_mapping_error() returns error, so add dev_kfree_skb() to fix it. Compile tested only.
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ethernet驱动aeroflex在greth_init_rings函数中可能发生skb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

Vendor Product Affected Versions CPE Subscribe
Linux Linux d4c41139df6e74c6fff0cbac43e51cab782133be ~ 223654e2e2c8d05347cd8e300f8d1ec6023103dd -
Linux Linux 2.6.34 -

II. Public POCs for CVE-2022-48958

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III. Intelligence Information for CVE-2022-48958

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Patches & Fixes for CVE-2022-48958 (5)

Same Patch Batch · Linux · 2024-10-21 · 372 CVEs total

CVE-2024-50033 9.8 CRITICAL slip: make slhc_remember() more robust against malicious packets
CVE-2024-49855 9.8 CRITICAL nbd: fix race between timeout and normal completion
CVE-2024-47695 9.8 CRITICAL RDMA/rtrs-clt: Reset cid to con_num - 1 to stay in bounds
CVE-2022-48985 9.8 CRITICAL net: mana: Fix race on per-CQ variable napi work_done
CVE-2022-49003 9.8 CRITICAL nvme: fix SRCU protection of nvme_ns_head list
CVE-2024-50043 9.8 CRITICAL nfsd: fix possible badness in FREE_STATEID
CVE-2024-50047 9.8 CRITICAL smb: client: fix UAF in async decryption
CVE-2024-50046 9.8 CRITICAL NFSv4: Prevent NULL-pointer dereference in nfs42_complete_copies()
CVE-2024-49996 9.4 CRITICAL cifs: Fix buffer overflow when parsing NFS reparse points
CVE-2024-47678 9.4 CRITICAL icmp: change the order of rate limits
CVE-2022-48962 8.8 HIGH net: hisilicon: Fix potential use-after-free in hisi_femac_rx()
CVE-2024-49950 8.8 HIGH Bluetooth: L2CAP: Fix uaf in l2cap_connect
CVE-2024-49939 8.8 HIGH wifi: rtw89: avoid to add interface to list twice when SER
CVE-2022-48967 8.8 HIGH NFC: nci: Bounds check struct nfc_target arrays
CVE-2022-48964 8.8 HIGH ravb: Fix potential use-after-free in ravb_rx_gbeth()
CVE-2024-50029 8.8 HIGH Bluetooth: hci_conn: Fix UAF in hci_enhanced_setup_sync
CVE-2024-49930 8.8 HIGH wifi: ath11k: fix array out-of-bound access in SoC stats
CVE-2024-50041 8.8 HIGH i40e: Fix macvlan leak by synchronizing access to mac_filter_hash
CVE-2024-49936 8.8 HIGH net/xen-netback: prevent UAF in xenvif_flush_hash()
CVE-2022-48954 8.8 HIGH s390/qeth: fix use-after-free in hsci

Showing top 20 of 372 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-48958

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