CVE-2023-52919

nfc: nci: fix possible NULL pointer dereference in send_acknowledge()

MEDIUM
5.5
CVSS Score
Published: October 22, 2024 at 07:37 AM UTC
Updated: June 17, 2026 at 06:43 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: fix possible NULL pointer dereference in send_acknowledge() Handle memory allocation failure from nci_skb_alloc() (calling alloc_skb()) to avoid possible NULL pointer dereference.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

3.11 ≤ v < 4.14.3283.11 ≤ v < 4.19.2973.11 ≤ v < 5.10.1993.11 ≤ v < 5.15.1373.11 ≤ v < 5.4.2593.11 ≤ v < 6.1.603.11 ≤ v < 6.5.93.11 ≤ v < 6.64.15 ≤ v < 4.19.2974.20 ≤ v < 5.4.2595.11 ≤ v < 5.15.1375.16 ≤ v < 6.1.605.5 ≤ v < 5.10.1996.2 ≤ v < 6.5.9391d8a2da787257aeaf952c974405b53926e3fb36.6 rc16.6 rc26.6 rc36.6 rc46.6 rc56.6 rc6
Vendor states this is fixed in 2b2edf089df3a69f0072c6e71563394c5a94e62e (fixed)
Vendor states this is fixed in 5622592f8f74ae3e594379af02e64ea84772d0dd (fixed)
Vendor states this is fixed in 76050b0cc5a72e0c7493287b7e18e1cb9e3c4612 (fixed)
Vendor states this is fixed in 7937609cd387246aed994e81aa4fa951358fba41 (fixed)
Vendor states this is fixed in bb6cacc439ddd2cd51227ab193f4f91cfc7f014f (fixed)
Vendor states this is fixed in c95fa5b20fe03609e0894656fa43c18045b5097e (fixed)
Vendor states this is fixed in d7dbdbe3800a908eecd4975c31be47dd45e2104a (fixed)
Vendor states this is fixed in ffdc881f68073ff86bf21afb9bb954812e8278be (fixed)
Vendor states this is fixed in 3.11 (unaffected)
Vendor states this is fixed in 4.14.328 (unaffected)
Vendor states this is fixed in 4.19.297 (unaffected)
Vendor states this is fixed in 5.10.199 (unaffected)
Vendor states this is fixed in 5.15.137 (unaffected)
Vendor states this is fixed in 5.4.259 (unaffected)
Vendor states this is fixed in 6.1.60 (unaffected)
Vendor states this is fixed in 6.5.9 (unaffected)
Vendor states this is fixed in 6.6 (unaffected)

References (8)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/2b2edf089df3a69f0072c6e71563394c5a94e62e
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/5622592f8f74ae3e594379af02e64ea84772d0dd
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/76050b0cc5a72e0c7493287b7e18e1cb9e3c4612
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/7937609cd387246aed994e81aa4fa951358fba41
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/bb6cacc439ddd2cd51227ab193f4f91cfc7f014f
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/c95fa5b20fe03609e0894656fa43c18045b5097e
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/d7dbdbe3800a908eecd4975c31be47dd45e2104a
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/ffdc881f68073ff86bf21afb9bb954812e8278be

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-476

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