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CVE-2023-52460— drm/amd/display: Fix NULL pointer dereference at hibernate

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，该漏洞源于存在空指针取消引用问题。

AI Predicted 4.3 Difficulty: Moderate EPSS 0.19% · P8

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 6

VendorProduct Version RangeStatus
Linux Linux 7966f319c66d9468623c6a6a017ecbc0dd79be75< 6b80326efff093d037e0971831dca6ebddba9b45 affected
7966f319c66d9468623c6a6a017ecbc0dd79be75< b719a9c15d52d4f56bdea8241a5d90fd9197ce99 affected
6.7 affected
< 6.7 unaffected
6.7.2≤ 6.7.* unaffected
6.8≤ * unaffected
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I. Basic Information for CVE-2023-52460

Vulnerability Information
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Vulnerability Title
drm/amd/display: Fix NULL pointer dereference at hibernate
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix NULL pointer dereference at hibernate During hibernate sequence the source context might not have a clk_mgr. So don't use it to look for DML2 support.
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，该漏洞源于存在空指针取消引用问题。
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 7966f319c66d9468623c6a6a017ecbc0dd79be75 ~ 6b80326efff093d037e0971831dca6ebddba9b45 -
Linux Linux 6.7 -

II. Public POCs for CVE-2023-52460

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III. Intelligence Information for CVE-2023-52460

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Other References for CVE-2023-52460 (2)

Same Patch Batch · Linux · 2024-02-23 · 19 CVEs total

CVE-2024-26594 9.1 CRITICAL ksmbd: validate mech token in session setup
CVE-2024-26598 8.8 HIGH KVM: arm64: vgic-its: Avoid potential UAF in LPI translation cache
CVE-2024-26597 7.8 HIGH net: qualcomm: rmnet: fix global oob in rmnet_policy
CVE-2023-52461 7.8 HIGH drm/sched: Fix bounds limiting when given a malformed entity
CVE-2023-52454 7.5 HIGH nvmet-tcp: Fix a kernel panic when host sends an invalid H2C PDU length
CVE-2023-52453 7.1 HIGH hisi_acc_vfio_pci: Update migration data pointer correctly on saving/resume
CVE-2023-52459 media: v4l: async: Fix duplicated list deletion
CVE-2024-26593 i2c: i801: Fix block process call transactions
CVE-2023-52455 iommu: Don't reserve 0-length IOVA region
CVE-2023-52456 serial: imx: fix tx statemachine deadlock
CVE-2023-52458 block: add check that partition length needs to be aligned with block size
CVE-2023-52457 serial: 8250: omap: Don't skip resource freeing if pm_runtime_resume_and_get() failed
CVE-2023-52462 bpf: fix check for attempt to corrupt spilled pointer
CVE-2023-52464 EDAC/thunderx: Fix possible out-of-bounds string access
CVE-2023-52463 efivarfs: force RO when remounting if SetVariable is not supported
CVE-2024-26596 net: dsa: fix netdev_priv() dereference before check on non-DSA netdevice events
CVE-2024-26595 mlxsw: spectrum_acl_tcam: Fix NULL pointer dereference in error path
CVE-2024-26599 pwm: Fix out-of-bounds access in of_pwm_single_xlate()

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-52460

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