SARA / Free Tools / CVE / CVE-2023-43511

CVE-2023-43511 — Transient DOS while parsing IPv6 extension header when WLAN firmware receives an

Transient DOS while parsing IPv6 extension header when WLAN firmware receives an IPv6 packet that contains `IPPROTO_NONE` as the next header.

CVSS
7.5 HIGH
EPSS
33.00% (top 44.80%)
CWE
CWE-835
Published
2024-01-02T05:38:53.528Z
Last modified
2025-06-16T19:53:38.503Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

01What is this vulnerability?

Transient DOS while parsing IPv6 extension header when WLAN firmware receives an IPv6 packet that contains `IPPROTO_NONE` as the next header.

02Affected products

VendorProductVersions
Qualcomm, Inc.Snapdragon315 5G IoT Modem, 9206 LTE Modem, APQ8017, APQ8064AU, APQ8092, APQ8094, AQT1000, AR8031, AR8035, AR9380, CSR8811, CSRA6620, CSRA6640, CSRB31024, FastConnect 6200, FastConnect 6700, FastConnect 6800, FastConnect 6900, FastConnect 7800, Flight RB5 5G Platform, Home Hub 100 Platform, Immersive Home 214 Platform, Immersive Home 216 Platform, Immersive Home 316 Platform, Immersive Home 318 Platform, Immersive Home 3210 Platform, Immersive Home 326 Platform, IPQ4018, IPQ4028, IPQ4029, IPQ5010, IPQ5028, IPQ5332, IPQ6000, IPQ6010, IPQ6018, IPQ6028, IPQ8064, IPQ8065, IPQ8068, IPQ8069, IPQ8070, IPQ8070A, IPQ8071A, IPQ8072A, IPQ8074, IPQ8074A, IPQ8076, IPQ8076A, IPQ8078, IPQ8078A, IPQ8173, IPQ8174, IPQ9008, IPQ9554, IPQ9570, IPQ9574, MDM9250, MDM9628, MDM9640, MDM9645, MDM9650, MSM8996AU, PMP8074, QAM8255P, QAM8295P, QAM8650P, QAM8775P, QCA0000, QCA1023, QCA1062, QCA1064, QCA1990, QCA2062, QCA2064, QCA2065, QCA2066, QCA4024, QCA4531, QCA6174, QCA6174A, QCA6175A, QCA6310, QCA6320, QCA6335, QCA6391, QCA6420, QCA6421, QCA6426, QCA6428, QCA6430, QCA6431, QCA6436, QCA6438, QCA6554A, QCA6564, QCA6564A, QCA6564AU, QCA6574, QCA6574A, QCA6574AU, QCA6584, QCA6584AU, QCA6595, QCA6595AU, QCA6678AQ, QCA6696, QCA6698AQ, QCA6797AQ, QCA8072, QCA8075, QCA8081, QCA8082, QCA8084, QCA8085, QCA8337, QCA8386, QCA9367, QCA9377, QCA9379, QCA9886, QCA9888, QCA9889, QCA9898, QCA9980, QCA9984, QCA9985, QCA9986, QCA9990, QCA9992, QCA9994, QCC2073, QCC2076, QCC710, QCF8001, QCM2290, QCM4290, QCM4325, QCM4490, QCM6125, QCM6490, QCM8550, QCN5021, QCN5022, QCN5024, QCN5052, QCN5054, QCN5122, QCN5124, QCN5152, QCN5154, QCN5164, QCN6023, QCN6024, QCN6100, QCN6102, QCN6112, QCN6122, QCN6132, QCN6224, QCN6274, QCN7605, QCN7606, QCN9000, QCN9001, QCN9002, QCN9003, QCN9011, QCN9012, QCN9013, QCN9022, QCN9024, QCN9070, QCN9072, QCN9074, QCN9100, QCN9274, QCS2290, QCS410, QCS4290, QCS4490, QCS610, QCS6125, QCS6490, QCS7230, QCS8250, QCS8550, QFW7114, QFW7124, QRB5165M, QRB5165N, QSM8250, QSM8350, Qualcomm Video Collaboration VC1 Platform, Qualcomm Video Collaboration VC3 Platform, Qualcomm Video Collaboration VC5 Platform, Robotics RB3 Platform, Robotics RB5 Platform, SA4150P, SA4155P, SA6145P, SA6150P, SA6155, SA6155P, SA8145P, SA8150P, SA8155, SA8155P, SA8195P, SA8255P, SA8295P, SC8180X+SDX55, SD 455, SD 675, SD 8 Gen1 5G, SD 8CX, SD460, SD660, SD662, SD670, SD675, SD730, SD820, SD821, SD835, SD855, SD865 5G, SD888, SDX20M, SDX55, SDX65M, SG4150P, SG8275P, SM4125, SM6250, SM6250P, SM7250P, SM7315, SM7325P, SM8550P, Smart Audio 200 Platform, Smart Audio 400 Platform, Snapdragon 1200 Wearable Platform, Snapdragon 4 Gen 1 Mobile Platform, Snapdragon 4 Gen 2 Mobile Platform, Snapdragon 460 Mobile Platform, Snapdragon 480 5G Mobile Platform, Snapdragon 480+ 5G Mobile Platform (SM4350-AC), Snapdragon 630 Mobile Platform, Snapdragon 636 Mobile Platform, Snapdragon 660 Mobile Platform, Snapdragon 662 Mobile Platform, Snapdragon 665 Mobile Platform, Snapdragon 670 Mobile Platform, Snapdragon 675 Mobile Platform, Snapdragon 678 Mobile Platform (SM6150-AC), Snapdragon 680 4G Mobile Platform, Snapdragon 685 4G Mobile Platform (SM6225-AD), Snapdragon 690 5G Mobile Platform, Snapdragon 695 5G Mobile Platform, Snapdragon 710 Mobile Platform, Snapdragon 712 Mobile Platform, Snapdragon 720G Mobile Platform, Snapdragon 730 Mobile Platform (SM7150-AA), Snapdragon 730G Mobile Platform (SM7150-AB), Snapdragon 732G Mobile Platform (SM7150-AC), Snapdragon 750G 5G Mobile Platform, Snapdragon 765 5G Mobile Platform (SM7250-AA), Snapdragon 765G 5G Mobile Platform (SM7250-AB), Snapdragon 768G 5G Mobile Platform (SM7250-AC), Snapdragon 778G 5G Mobile Platform, Snapdragon 778G+ 5G Mobile Platform (SM7325-AE), Snapdragon 780G 5G Mobile Platform, Snapdragon 782G Mobile Platform (SM7325-AF), Snapdragon 7c Compute Platform (SC7180-AC), Snapdragon 7c Gen 2 Compute Platform (SC7180-AD) "Rennell Pro", Snapdragon 7c+ Gen 3 Compute, Snapdragon 8 Gen 1 Mobile Platform, Snapdragon 8 Gen 2 Mobile Platform, Snapdragon 8+ Gen 1 Mobile Platform, Snapdragon 8+ Gen 2 Mobile Platform, Snapdragon 808 Processor, Snapdragon 810 Processor, Snapdragon 820 Automotive Platform, Snapdragon 820 Mobile Platform, Snapdragon 821 Mobile Platform, Snapdragon 835 Mobile PC Platform, Snapdragon 845 Mobile Platform, Snapdragon 850 Mobile Compute Platform, Snapdragon 855 Mobile Platform, Snapdragon 855+/860 Mobile Platform (SM8150-AC), Snapdragon 865 5G Mobile Platform, Snapdragon 865+ 5G Mobile Platform (SM8250-AB), Snapdragon 870 5G Mobile Platform (SM8250-AC), Snapdragon 888 5G Mobile Platform, Snapdragon 888+ 5G Mobile Platform (SM8350-AC), Snapdragon 8c Compute Platform (SC8180X-AD) "Poipu Lite", Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite", Snapdragon 8cx Compute Platform (SC8180X-AA, AB), Snapdragon 8cx Compute Platform (SC8180XP-AC, AF) "Poipu Pro", Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC, AF) "Poipu Pro", Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA, AB), Snapdragon 8cx Gen 3 Compute Platform (SC8280XP-AB, BB), Snapdragon AR2 Gen 1 Platform, Snapdragon Auto 5G Modem-RF, Snapdragon W5+ Gen 1 Wearable Platform, Snapdragon X12 LTE Modem, Snapdragon X20 LTE Modem, Snapdragon X24 LTE Modem, Snapdragon X5 LTE Modem, Snapdragon X50 5G Modem-RF System, Snapdragon X55 5G Modem-RF System, Snapdragon X65 5G Modem-RF System, Snapdragon X75 5G Modem-RF System, Snapdragon XR1 Platform, Snapdragon XR2 5G Platform, Snapdragon XR2+ Gen 1 Platform, Snapdragon Auto 4G Modem, SSG2115P, SSG2125P, SW5100, SW5100P, SXR1120, SXR1230P, SXR2130, SXR2230P, Vision Intelligence 300 Platform, Vision Intelligence 400 Platform, WCD9326, WCD9330, WCD9335, WCD9340, WCD9341, WCD9360, WCD9370, WCD9371, WCD9375, WCD9380, WCD9385, WCD9390, WCD9395, WCN3610, WCN3615, WCN3660B, WCN3910, WCN3950, WCN3980, WCN3988, WCN3990, WCN3999, WCN6740, WSA8810, WSA8815, WSA8830, WSA8832, WSA8835, WSA8840, WSA8845, WSA8845H

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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