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CVE-2024-42154— tcp_metrics: validate source addr length

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tcp_metrics模块中在使用TCP_METRICS_ATTR_SADDR_IPV4时，没有检查其长度是否至少为4字节。

AI Predicted 6.5 Difficulty: Moderate EPSS 0.26% · P16

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 3e7013ddf55af7bc191792b8aea0c2b94fb0fef5< 19d997b59fa1fd7a02e770ee0881c0652b9c32c9 affected
3e7013ddf55af7bc191792b8aea0c2b94fb0fef5< 2a2e79dbe2236a1289412d2044994f7ab419b44c affected
3e7013ddf55af7bc191792b8aea0c2b94fb0fef5< cdffc358717e436bb67122bb82c1a2a26e050f98 affected
3e7013ddf55af7bc191792b8aea0c2b94fb0fef5< ef7c428b425beeb52b894e16f1c4b629d6cebfb6 affected
3e7013ddf55af7bc191792b8aea0c2b94fb0fef5< 31f03bb04146c1c6df6c03e9f45401f5f5a985d3 affected
3e7013ddf55af7bc191792b8aea0c2b94fb0fef5< 8c2debdd170e395934ac0e039748576dfde14e99 affected
3e7013ddf55af7bc191792b8aea0c2b94fb0fef5< 3d550dd5418729a6e77fe7721d27adea7152e321 affected
3e7013ddf55af7bc191792b8aea0c2b94fb0fef5< 66be40e622e177316ae81717aa30057ba9e61dff affected
… +10 more rows
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I. Basic Information for CVE-2024-42154

Vulnerability Information
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Vulnerability Title
tcp_metrics: validate source addr length
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: tcp_metrics: validate source addr length I don't see anything checking that TCP_METRICS_ATTR_SADDR_IPV4 is at least 4 bytes long, and the policy doesn't have an entry for this attribute at all (neither does it for IPv6 but v6 is manually validated).
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tcp_metrics模块中在使用TCP_METRICS_ATTR_SADDR_IPV4时，没有检查其长度是否至少为4字节。
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 3e7013ddf55af7bc191792b8aea0c2b94fb0fef5 ~ 19d997b59fa1fd7a02e770ee0881c0652b9c32c9 -
Linux Linux 3.14 -

II. Public POCs for CVE-2024-42154

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III. Intelligence Information for CVE-2024-42154

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Other References for CVE-2024-42154 (7)

Same Patch Batch · Linux · 2024-07-30 · 70 CVEs total

CVE-2024-42108 9.8 CRITICAL net: rswitch: Avoid use-after-free in rswitch_poll()
CVE-2024-42225 8.3 HIGH wifi: mt76: replace skb_put with skb_put_zero
CVE-2024-42120 7.8 HIGH drm/amd/display: Check pipe offset before setting vblank
CVE-2024-42162 7.8 HIGH gve: Account for stopped queues when reading NIC stats
CVE-2024-42117 7.8 HIGH drm/amd/display: ASSERT when failing to find index by plane/stream id
CVE-2024-42115 7.8 HIGH jffs2: Fix potential illegal address access in jffs2_free_inode
CVE-2024-42112 7.8 HIGH net: txgbe: free isb resources at the right time
CVE-2024-42111 7.8 HIGH btrfs: always do the basic checks for btrfs_qgroup_inherit structure
CVE-2024-42103 7.8 HIGH btrfs: fix adding block group to a reclaim list and the unused list during reclaim
CVE-2024-42109 7.8 HIGH netfilter: nf_tables: unconditionally flush pending work before notifier
CVE-2024-42099 7.8 HIGH s390/dasd: Fix invalid dereferencing of indirect CCW data pointer
CVE-2024-42105 7.8 HIGH nilfs2: fix inode number range checks
CVE-2024-42104 7.8 HIGH nilfs2: add missing check for inode numbers on directory entries
CVE-2024-42132 7.6 HIGH bluetooth/hci: disallow setting handle bigger than HCI_CONN_HANDLE_MAX
CVE-2024-42133 7.6 HIGH Bluetooth: Ignore too large handle values in BIG
CVE-2024-42110 7.5 HIGH net: ntb_netdev: Move ntb_netdev_rx_handler() to call netif_rx() from __netif_rx()
CVE-2024-42152 7.5 HIGH nvmet: fix a possible leak when destroy a ctrl during qp establishment
CVE-2024-42145 7.5 HIGH IB/core: Implement a limit on UMAD receive List
CVE-2024-42224 7.0 HIGH net: dsa: mv88e6xxx: Correct check for empty list
CVE-2024-42123 7.0 HIGH drm/amdgpu: fix double free err_addr pointer warnings

Showing top 20 of 70 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-42154

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