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CVE-2024-42101— drm/nouveau: fix null pointer dereference in nouveau_connector_get_modes

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drm/nouveau模块中在nouveau_connector_get_modes()中，drm_mode_duplicate()的返回值被分配给mode，在失败时可能导致空指针取消引用。

AI Predicted 4.4 Difficulty: Easy EPSS 0.26% · P17

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 6ee738610f41b59733f63718f0bdbcba7d3a3f12< 9baf60323efa992b7c915094529f0a1882c34e7e affected
6ee738610f41b59733f63718f0bdbcba7d3a3f12< e36364f5f3785d054a94e57e971385284886d41a affected
6ee738610f41b59733f63718f0bdbcba7d3a3f12< 274cba8d2d1b48c72d8bd90e76c9e2dc1aa0a81d affected
6ee738610f41b59733f63718f0bdbcba7d3a3f12< f48dd3f19614022f2e1b794fbd169d2b4c398c07 affected
6ee738610f41b59733f63718f0bdbcba7d3a3f12< 1f32535238493008587a8c5cb17eb2ca097592ef affected
6ee738610f41b59733f63718f0bdbcba7d3a3f12< 744b229f09134ccd091427a6f9ea6d97302cfdd9 affected
6ee738610f41b59733f63718f0bdbcba7d3a3f12< 7db5411c5d0bd9c29b8c2ad93c36b5c16ea46c9e affected
6ee738610f41b59733f63718f0bdbcba7d3a3f12< 80bec6825b19d95ccdfd3393cf8ec15ff2a749b4 affected
… +10 more rows
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I. Basic Information for CVE-2024-42101

Vulnerability Information
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Vulnerability Title
drm/nouveau: fix null pointer dereference in nouveau_connector_get_modes
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fix null pointer dereference in nouveau_connector_get_modes In nouveau_connector_get_modes(), the return value of drm_mode_duplicate() is assigned to mode, which will lead to a possible NULL pointer dereference on failure of drm_mode_duplicate(). Add a check to avoid npd.
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drm/nouveau模块中在nouveau_connector_get_modes()中，drm_mode_duplicate()的返回值被分配给mode，在失败时可能导致空指针取消引用。
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 6ee738610f41b59733f63718f0bdbcba7d3a3f12 ~ 9baf60323efa992b7c915094529f0a1882c34e7e -
Linux Linux 2.6.33 -

II. Public POCs for CVE-2024-42101

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III. Intelligence Information for CVE-2024-42101

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Other References for CVE-2024-42101 (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-2024-42162 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-2024-42120 7.8 HIGH drm/amd/display: Check pipe offset before setting vblank
CVE-2024-42109 7.8 HIGH netfilter: nf_tables: unconditionally flush pending work before notifier
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-2024-42103 7.8 HIGH btrfs: fix adding block group to a reclaim list and the unused list during reclaim
CVE-2024-42099 7.8 HIGH s390/dasd: Fix invalid dereferencing of indirect CCW data pointer
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-2024-42152 7.5 HIGH nvmet: fix a possible leak when destroy a ctrl during qp establishment
CVE-2024-42110 7.5 HIGH net: ntb_netdev: Move ntb_netdev_rx_handler() to call netif_rx() from __netif_rx()
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-2024-42101

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