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CVE-2023-52482— x86/srso: Add SRSO mitigation for Hygon processors

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Hygon 处理器没有添加 SRSO 缓解措施。

AI Predicted 5.3 Difficulty: Theoretical EPSS 0.26% · P16

Possible ATT&CK Techniques 1 AI

T1498 · Network Denial of Service

Affected Version Matrix 12

VendorProduct Version RangeStatus
Linux Linux c9661c1e80b609cd038db7c908e061f0535804ef< e7ea043bc3f19473561c08565047b3f1671bf35d affected
c9661c1e80b609cd038db7c908e061f0535804ef< f090a8b4d2e3ec6f318d6fdab243a2edc5a8cc37 affected
c9661c1e80b609cd038db7c908e061f0535804ef< 6ce2f297a7168274547d0b5aea6c7c16268b8a96 affected
c9661c1e80b609cd038db7c908e061f0535804ef< cf43b304b6952b549d58feabc342807b334f03d4 affected
c9661c1e80b609cd038db7c908e061f0535804ef< a5ef7d68cea1344cf524f04981c2b3f80bedbb0d affected
4.20 affected
< 4.20 unaffected
5.10.215≤ 5.10.* unaffected
… +4 more rows
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I. Basic Information for CVE-2023-52482

Vulnerability Information
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Vulnerability Title
x86/srso: Add SRSO mitigation for Hygon processors
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: x86/srso: Add SRSO mitigation for Hygon processors Add mitigation for the speculative return stack overflow vulnerability which exists on Hygon processors too.
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Hygon 处理器没有添加 SRSO 缓解措施。
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 c9661c1e80b609cd038db7c908e061f0535804ef ~ e7ea043bc3f19473561c08565047b3f1671bf35d -
Linux Linux 4.20 -

II. Public POCs for CVE-2023-52482

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III. Intelligence Information for CVE-2023-52482

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Mailing List Discussions for CVE-2023-52482 (1)

Other References for CVE-2023-52482 (5)

Same Patch Batch · Linux · 2024-02-29 · 53 CVEs total

CVE-2023-52480 9.8 CRITICAL ksmbd: fix race condition between session lookup and expire
CVE-2023-52478 8.8 HIGH HID: logitech-hidpp: Fix kernel crash on receiver USB disconnect
CVE-2023-52479 8.8 HIGH ksmbd: fix uaf in smb20_oplock_break_ack
CVE-2024-26620 8.2 HIGH s390/vfio-ap: always filter entire AP matrix
CVE-2021-47061 7.8 HIGH KVM: Destroy I/O bus devices on unregister failure _after_ sync'ing SRCU
CVE-2023-52486 7.8 HIGH drm: Don't unref the same fb many times by mistake due to deadlock handling
CVE-2023-52483 7.8 HIGH mctp: perform route lookups under a RCU read-side lock
CVE-2021-47068 7.8 HIGH net/nfc: fix use-after-free llcp_sock_bind/connect
CVE-2023-52491 7.8 HIGH media: mtk-jpeg: Fix use after free bug due to error path handling in mtk_jpeg_dec_device_
CVE-2021-47060 7.8 HIGH KVM: Stop looking for coalesced MMIO zones if the bus is destroyed
CVE-2024-26608 7.8 HIGH ksmbd: fix global oob in ksmbd_nl_policy
CVE-2024-26610 7.8 HIGH wifi: iwlwifi: fix a memory corruption
CVE-2024-26614 7.8 HIGH tcp: make sure init the accept_queue's spinlocks once
CVE-2024-26617 7.8 HIGH fs/proc/task_mmu: move mmu notification mechanism inside mm lock
CVE-2024-26611 7.5 HIGH xsk: fix usage of multi-buffer BPF helpers for ZC XDP
CVE-2023-52497 7.1 HIGH erofs: fix lz4 inplace decompression
CVE-2021-47066 7.1 HIGH async_xor: increase src_offs when dropping destination page
CVE-2021-47055 7.1 HIGH mtd: require write permissions for locking and badblock ioctls
CVE-2021-47063 drm: bridge/panel: Cleanup connector on bridge detach
CVE-2021-47016 m68k: mvme147,mvme16x: Don't wipe PCC timer config bits

Showing top 20 of 53 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2023-52482

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