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CVE-2024-43849— soc: qcom: pdr: protect locator_addr with the main mutex

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 soc:qcom:pdr 模块服务定位服务器快速重启时，PDR可能同时重写locator_addr字段，需要通过主mutex进行保护。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.17% · P5

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 14

VendorProduct Version RangeStatus
Linux Linux fbe639b44a82755d639df1c5d147c93f02ac5a0f< eab05737ee22216250fe20d27f5a596da5ea6eb7 affected
fbe639b44a82755d639df1c5d147c93f02ac5a0f< d0870c4847e77a49c2f91bb2a8e0fa3c1f8dea5c affected
fbe639b44a82755d639df1c5d147c93f02ac5a0f< 475a77fb3f0e1d527f56c60b79f5879661df5b80 affected
fbe639b44a82755d639df1c5d147c93f02ac5a0f< 3e815626d73e05152a8142f6e44aecc4133e6e08 affected
fbe639b44a82755d639df1c5d147c93f02ac5a0f< 8543269567e2fb3d976a8255c5e348aed14f98bc affected
fbe639b44a82755d639df1c5d147c93f02ac5a0f< 107924c14e3ddd85119ca43c26a4ee1056fa9b84 affected
5.7 affected
< 5.7 unaffected
… +6 more rows
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I. Basic Information for CVE-2024-43849

Vulnerability Information
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Vulnerability Title
soc: qcom: pdr: protect locator_addr with the main mutex
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: soc: qcom: pdr: protect locator_addr with the main mutex If the service locator server is restarted fast enough, the PDR can rewrite locator_addr fields concurrently. Protect them by placing modification of those fields under the main pdr->lock.
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 soc:qcom:pdr 模块服务定位服务器快速重启时，PDR可能同时重写locator_addr字段，需要通过主mutex进行保护。
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 fbe639b44a82755d639df1c5d147c93f02ac5a0f ~ eab05737ee22216250fe20d27f5a596da5ea6eb7 -
Linux Linux 5.7 -

II. Public POCs for CVE-2024-43849

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III. Intelligence Information for CVE-2024-43849

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Other References for CVE-2024-43849 (6)

Same Patch Batch · Linux · 2024-08-17 · 109 CVEs total

CVE-2024-42285 9.8 CRITICAL RDMA/iwcm: Fix a use-after-free related to destroying CM IDs
CVE-2024-42284 9.1 CRITICAL tipc: Return non-zero value from tipc_udp_addr2str() on error
CVE-2024-43848 8.8 HIGH wifi: mac80211: fix TTLM teardown work
CVE-2024-43847 8.8 HIGH wifi: ath12k: fix invalid memory access while processing fragmented packets
CVE-2024-42287 8.8 HIGH scsi: qla2xxx: Complete command early within lock
CVE-2024-42318 8.8 HIGH landlock: Don't lose track of restrictions on cred_transfer
CVE-2024-42301 7.8 HIGH dev/parport: fix the array out-of-bounds risk
CVE-2024-42280 7.8 HIGH mISDN: Fix a use after free in hfcmulti_tx()
CVE-2024-43846 7.8 HIGH lib: objagg: Fix general protection fault
CVE-2024-43845 7.8 HIGH udf: Fix bogus checksum computation in udf_rename()
CVE-2024-42288 7.8 HIGH scsi: qla2xxx: Fix for possible memory corruption
CVE-2024-43840 7.8 HIGH bpf, arm64: Fix trampoline for BPF_TRAMP_F_CALL_ORIG
CVE-2024-42314 7.8 HIGH btrfs: fix extent map use-after-free when adding pages to compressed bio
CVE-2024-42297 7.8 HIGH f2fs: fix to don't dirty inode for readonly filesystem
CVE-2024-43830 7.8 HIGH leds: trigger: Unregister sysfs attributes before calling deactivate()
CVE-2024-42296 7.8 HIGH f2fs: fix return value of f2fs_convert_inline_inode()
CVE-2024-42299 7.8 HIGH fs/ntfs3: Update log->page_{mask,bits} if log->page_size changed
CVE-2024-42300 7.8 HIGH erofs: fix race in z_erofs_get_gbuf()
CVE-2024-42279 7.8 HIGH spi: microchip-core: ensure TX and RX FIFOs are empty at start of a transfer
CVE-2024-42293 7.8 HIGH arm64: mm: Fix lockless walks with static and dynamic page-table folding

Showing top 20 of 109 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-43849

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