CVE-2023-52800: wifi: ath11k: fix htt pktlog locking
Vulnerability summary
CVE-2023-52800 is a medium (CVSS 4.4) Use After Free vulnerability in linux. EPSS estimates a 0.23% chance of exploitation in the next 30 days, higher than 13.5% of scored vulnerabilities.
Not severe (CVSS 4.4, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 30 · Related 29Timeline
- 21-05-2024PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix htt pktlog locking The ath11k active pdevs are protected by RCU but the htt pktlog handling code calling ath11k_mac_get_ar_by_pdev_id() was not marked as a read-side critical section. Mark the code in question as an RCU read-side critical section to avoid any potential use-after-free issues. Compile tested only.
CVSS metrics
4 scores · 4 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated4.4MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated4.4MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- NVDNIST4.4MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.23%
Chance of exploitation in the next 30 days
Percentile
14%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.23% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, administrative account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu104 products
- linux< 5.15.0-100.110
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 5.15.0-1056.61
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ d5c65159f2895379e11ca13f62feabe93278985d, < 03ed26935bebf6b6fd8a656490bf3dcc71b72679 | ≥ d5c65159f2895379e11ca13f62feabe93278985d, < 3a51e6b4da71fdfa43ec006d6abc020f3e22d14e | ≥ d5c65159f2895379e11ca13f62feabe93278985d, < e3199b3fac65c9f103055390b6fd07c5cffa5961 | ≥ d5c65159f2895379e11ca13f62feabe93278985d, < 423762f021825b5e57c3d6f01ff96a9ff19cdcd8 | ≥ d5c65159f2895379e11ca13f62feabe93278985d, < 69cede2a5a5f60e3f5602b901b52cb64edd2ea6c | ≥ d5c65159f2895379e11ca13f62feabe93278985d, < 3f77c7d605b29df277d77e9ee75d96e7ad145d2d | 5.6
- linux_kernel≥ 5.6, < 5.10.202 | ≥ 5.11, < 5.15.140 | ≥ 5.16, < 6.1.64 | ≥ 6.2, < 6.5.13 | ≥ 6.6, < 6.6.3
Debian1 product
- linux< 6.1.64-1 | < 6.6.8-1
3 vendors · 107 products