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CVE-2026-98576

nfc: llcp: fix slab-out-of-bounds reads when logging service names

In the Linux kernel, the following vulnerability has been resolved:

nfc: llcp: fix slab-out-of-bounds reads when logging service names

nfc_llcp_wks_sap() and nfc_llcp_build_sdreq_tlv() pass non-null-
terminated strings to pr_debug() using the %s format specifier.
The buffers are allocated via kmemdup() or come from netlink
attributes and are not guaranteed to be null-terminated, causing
__dynamic_pr_debug() to read beyond the allocated region:

  KASAN: slab-out-of-bounds Read in __dynamic_pr_debug

Fix both call sites by using %.*s with the explicit length to limit
the output to the actual length of the string.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version d9b8d8e19b073096d3609bbd60f82148d128b555
Version < 75f7c5a42fa1483f5912279a749417c284ad708f
Status affected
Version d9b8d8e19b073096d3609bbd60f82148d128b555
Version < 6d4ca872830e46fcca9c086bf19fa9bd2faf09d2
Status affected
Version d9b8d8e19b073096d3609bbd60f82148d128b555
Version < a143f7835faa4fe0178448289feea4f84eeee8d6
Status affected
Version d9b8d8e19b073096d3609bbd60f82148d128b555
Version < 75bfd9ef4da2fb49dac1f19880d2ac4ccd07b45b
Status affected
Version d9b8d8e19b073096d3609bbd60f82148d128b555
Version < 8afb6c194f5781798d3ab3edf243cf5a24a9d1f9
Status affected
Version d9b8d8e19b073096d3609bbd60f82148d128b555
Version < 8978dff632519712d1fa432991e1f2e857f90239
Status affected
Version d9b8d8e19b073096d3609bbd60f82148d128b555
Version < 4262b12277a3e056c95fc49e9c4d7bd97035d16c
Status affected
Version d9b8d8e19b073096d3609bbd60f82148d128b555
Version < 7dcf371a35632f035baf77bcf2c129165f772ce4
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 3.10
Status affected
Version 0
Version < 3.10
Status unaffected
Version <= 5.10.*
Version 5.10.271
Status unaffected
Version <= 5.15.*
Version 5.15.222
Status unaffected
Version <= 6.1.*
Version 6.1.189
Status unaffected
Version <= 6.6.*
Version 6.6.158
Status unaffected
Version <= 6.12.*
Version 6.12.112
Status unaffected
Version <= 6.18.*
Version 6.18.55
Status unaffected
Version <= 7.2.*
Version 7.2.9
Status unaffected
Version <= *
Version 7.3
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.21% 0.106
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/75f7c5a42fa1483f5912279a749417c284ad708f
https://git.kernel.org/stable/c/6d4ca872830e46fcca9c086bf19fa9bd2faf09d2
https://git.kernel.org/stable/c/a143f7835faa4fe0178448289feea4f84eeee8d6
https://git.kernel.org/stable/c/75bfd9ef4da2fb49dac1f19880d2ac4ccd07b45b
https://git.kernel.org/stable/c/8afb6c194f5781798d3ab3edf243cf5a24a9d1f9
https://git.kernel.org/stable/c/8978dff632519712d1fa432991e1f2e857f90239
https://git.kernel.org/stable/c/4262b12277a3e056c95fc49e9c4d7bd97035d16c
https://git.kernel.org/stable/c/7dcf371a35632f035baf77bcf2c129165f772ce4