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CVE-2023-52690— powerpc/powernv: Add a null pointer check to scom_debug_init_one()

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，该漏洞源于没有空指针检查。

AI Predicted 5.5 Difficulty: Easy EPSS 0.23% · P14

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 16

VendorProduct Version RangeStatus
Linux Linux bfd2f0d49aef8abfe6bf58f12719f39912993cc6< f84c1446daa552e9699da8d1f8375eac0f65edc7 affected
bfd2f0d49aef8abfe6bf58f12719f39912993cc6< 1eefa93faf69188540b08b024794fa90b1d82e8b affected
bfd2f0d49aef8abfe6bf58f12719f39912993cc6< 2a82c4439b903639e0a1f21990cd399fb0a49c19 affected
bfd2f0d49aef8abfe6bf58f12719f39912993cc6< ed8d023cfa97b559db58c0e1afdd2eec7a83d8f2 affected
bfd2f0d49aef8abfe6bf58f12719f39912993cc6< dd8422ff271c22058560832fc3006324ded895a9 affected
bfd2f0d49aef8abfe6bf58f12719f39912993cc6< a9c05cbb6644a2103c75b6906e9dafb9981ebd13 affected
bfd2f0d49aef8abfe6bf58f12719f39912993cc6< 9a260f2dd827bbc82cc60eb4f4d8c22707d80742 affected
5.4 affected
… +8 more rows
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I. Basic Information for CVE-2023-52690

Vulnerability Information
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
powerpc/powernv: Add a null pointer check to scom_debug_init_one()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: powerpc/powernv: Add a null pointer check to scom_debug_init_one() kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Add a null pointer check, and release 'ent' to avoid memory leaks.
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，该漏洞源于没有空指针检查。
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 bfd2f0d49aef8abfe6bf58f12719f39912993cc6 ~ f84c1446daa552e9699da8d1f8375eac0f65edc7 -
Linux Linux 5.4 -

II. Public POCs for CVE-2023-52690

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III. Intelligence Information for CVE-2023-52690

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Mailing List Discussions for CVE-2023-52690 (1)

Other References for CVE-2023-52690 (6)

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-2023-52690

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