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CVE-2023-52675— powerpc/imc-pmu: Add a null pointer check in update_events_in_group()

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 powerpc/imc-pmu 模块在 kasprintf 方法失败时会返回空指针。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.28% · P19

Possible ATT&CK Techniques 1 AI

T1003 · OS Credential Dumping

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 885dcd709ba9120b9935415b8b0f9d1b94e5826b< 75fc599bcdcb1de093c9ced2e3cccc832f3787f3 affected
885dcd709ba9120b9935415b8b0f9d1b94e5826b< 1e80aa25d186a7aa212df5acd8c75f55ac8dae34 affected
885dcd709ba9120b9935415b8b0f9d1b94e5826b< 5a669f3511d273c8c1ab1c1d268fbcdf53fc7a05 affected
885dcd709ba9120b9935415b8b0f9d1b94e5826b< f105c263009839d80fad6998324a4e1b3511cba0 affected
885dcd709ba9120b9935415b8b0f9d1b94e5826b< a2da3f9b1a1019c887ee1d164475a8fcdb0a3fec affected
885dcd709ba9120b9935415b8b0f9d1b94e5826b< 024352f7928b28f53609660663329d8c0f4ad032 affected
885dcd709ba9120b9935415b8b0f9d1b94e5826b< c7d828e12b326ea50fb80c369d7aa87519ed14c6 affected
885dcd709ba9120b9935415b8b0f9d1b94e5826b< 0a233867a39078ebb0f575e2948593bbff5826b3 affected
… +10 more rows
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I. Basic Information for CVE-2023-52675

Vulnerability Information
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Vulnerability Title
powerpc/imc-pmu: Add a null pointer check in update_events_in_group()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: powerpc/imc-pmu: Add a null pointer check in update_events_in_group() kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure.
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 powerpc/imc-pmu 模块在 kasprintf 方法失败时会返回空指针。
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 885dcd709ba9120b9935415b8b0f9d1b94e5826b ~ 75fc599bcdcb1de093c9ced2e3cccc832f3787f3 -
Linux Linux 4.14 -

II. Public POCs for CVE-2023-52675

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III. Intelligence Information for CVE-2023-52675

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Mailing List Discussions for CVE-2023-52675 (1)

Other References for CVE-2023-52675 (7)

Same Patch Batch · Linux · 2024-05-17 · 135 CVEs total

CVE-2023-52687 9.8 CRITICAL crypto: safexcel - Add error handling for dma_map_sg() calls
CVE-2024-35843 8.8 HIGH iommu/vt-d: Use device rbtree in iopf reporting path
CVE-2024-35804 8.8 HIGH KVM: x86: Mark target gfn of emulated atomic instruction as dirty
CVE-2024-35811 8.8 HIGH wifi: brcmfmac: Fix use-after-free bug in brcmf_cfg80211_detach
CVE-2024-27416 8.8 HIGH Bluetooth: hci_event: Fix handling of HCI_EV_IO_CAPA_REQUEST
CVE-2024-27415 8.8 HIGH netfilter: bridge: confirm multicast packets before passing them up the stack
CVE-2024-35856 8.8 HIGH Bluetooth: btusb: mediatek: Fix double free of skb in coredump
CVE-2024-35834 8.2 HIGH xsk: recycle buffer in case Rx queue was full
CVE-2024-27404 8.2 HIGH mptcp: fix data races on remote_id
CVE-2023-52669 8.2 HIGH crypto: s390/aes - Fix buffer overread in CTR mode
CVE-2024-35789 8.0 HIGH wifi: mac80211: check/clear fast rx for non-4addr sta VLAN changes
CVE-2024-35793 7.8 HIGH debugfs: fix wait/cancellation handling during remove
CVE-2023-52664 7.8 HIGH net: atlantic: eliminate double free in error handling logic
CVE-2024-35810 7.8 HIGH drm/vmwgfx: Fix the lifetime of the bo cursor memory
CVE-2024-35808 7.8 HIGH md/dm-raid: don't call md_reap_sync_thread() directly
CVE-2023-52667 7.8 HIGH net/mlx5e: fix a potential double-free in fs_any_create_groups
CVE-2024-35798 7.8 HIGH btrfs: fix race in read_extent_buffer_pages()
CVE-2024-35791 7.8 HIGH KVM: SVM: Flush pages under kvm->lock to fix UAF in svm_register_enc_region()
CVE-2024-35839 7.8 HIGH netfilter: bridge: replace physindev with physinif in nf_bridge_info
CVE-2024-35835 7.8 HIGH net/mlx5e: fix a double-free in arfs_create_groups

Showing top 20 of 135 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-52675

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