Double Free in Qualcomm Mobile applications

#VU51885 Double Free in Qualcomm Mobile applications

Published: 2021-04-05

Vulnerability identifier: #VU51885

Vulnerability risk: Low

CVSSv3.1: 5.8 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-11231

CWE-ID: CWE-415

Exploitation vector: Local

Exploit availability: No

Vendor: Qualcomm

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error in GPS HLOS Driver. Two threads call one or both functions concurrently leading to corruption of pointers and reference counters which in turn can lead to heap corruption. A malicious application can trigger double free error and execute arbitrary code with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

APQ8017: All versions

APQ8053: All versions

AQT1000: All versions

MSM8917: All versions

MSM8953: All versions

PM215: All versions

PM3003A: All versions

PM439: All versions

PM6125: All versions

PM6150: All versions

PM6150L: All versions

PM7150A: All versions

PM7150L: All versions

PM7250: All versions

PM7250B: All versions

PM7350C: All versions

PM8008: All versions

PM8009: All versions

PM8150A: All versions

PM8150B: All versions

PM8150C: All versions

PM8150L: All versions

PM8250: All versions

PM8350: All versions

PM8350B: All versions

PM8350BH: All versions

PM8350BHS: All versions

PM8350C: All versions

PM855: All versions

PM855B: All versions

PM855L: All versions

PM8937: All versions

PM8953: All versions

PMI632: All versions

PMI8937: All versions

PMI8952: All versions

PMK7350: All versions

PMK8002: All versions

PMK8350: All versions

PMR525: All versions

PMR735A: All versions

PMR735B: All versions

PMX55: All versions

QAT3514: All versions

QAT3516: All versions

QAT3518: All versions

QAT3519: All versions

QAT3522: All versions

QAT3555: All versions

QAT5515: All versions

QAT5516: All versions

QAT5522: All versions

QAT5533: All versions

QAT5568: All versions

QBT1500: All versions

QBT2000: All versions

QCA6390: All versions

QCA6391: All versions

QCA6421: All versions

QCA6426: All versions

QCA6431: All versions

QCA6436: All versions

QCM4290: All versions

QCM6125: All versions

QCS4290: All versions

QCS610: All versions

QCS6125: All versions

QDM2301: All versions

QDM2302: All versions

QDM2305: All versions

QDM2307: All versions

QDM2308: All versions

QDM2310: All versions

QDM3301: All versions

QDM3302: All versions

QDM4643: All versions

QDM4650: All versions

QDM5579: All versions

QDM5620: All versions

QDM5621: All versions

QDM5650: All versions

QDM5652: All versions

QDM5670: All versions

QDM5671: All versions

QDM5677: All versions

QDM5679: All versions

QET4101: All versions

QET5100: All versions

QET5100M: All versions

QET6100: All versions

QET6110: All versions

QFE2101: All versions

QFE2550: All versions

QFE4301: All versions

QFE4302: All versions

QFE4303: All versions

QFE4305: All versions

QFE4308: All versions

QFE4309: All versions

QFE4320: All versions

QFE4373FC: All versions

QFS2530: All versions

QFS2580: All versions

QFS2608: All versions

QFS2630: All versions

QLN4642: All versions

QLN4650: All versions

QLN5020: All versions

QLN5030: All versions

QLN5040: All versions

QPA2625: All versions

QPA4360: All versions

QPA4361: All versions

QPA5461: All versions

QPA5580: All versions

QPA5581: All versions

QPA6560: All versions

QPA8673: All versions

QPA8686: All versions

QPA8801: All versions

QPA8802: All versions

QPA8803: All versions

QPA8821: All versions

QPA8842: All versions

QPM4621: All versions

QPM4630: All versions

QPM4640: All versions

QPM4641: All versions

QPM4650: All versions

QPM5621: All versions

QPM5641: All versions

QPM5658: All versions

QPM5670: All versions

QPM5677: All versions

QPM5679: All versions

QPM5870: All versions

QPM5875: All versions

QPM6582: All versions

QPM6585: All versions

QPM6621: All versions

QPM6670: All versions

QPM8820: All versions

QPM8830: All versions

QPM8870: All versions

QPM8895: All versions

QSM7250: All versions

QSW6310: All versions

QSW8573: All versions

QSW8574: All versions

QTC800H: All versions

QTC801S: All versions

QTM525: All versions

Qualcomm215: All versions

SD429: All versions

SD439: All versions

SD632: All versions

SD665: All versions

SD765: All versions

SD765G: All versions

SD768G: All versions

SD855: All versions

SD8655G: All versions

SD870: All versions

SD8885G: All versions

SDR660: All versions

SDR735: All versions

SDR735G: All versions

SDR8150: All versions

SDR8250: All versions

SDR865: All versions

SDX55: All versions

SDX55M: All versions

SDXR25G: All versions

SM7250P: All versions

SM7350: All versions

SMB1355: All versions

SMB1358: All versions

SMB1381: All versions

SMB1390: All versions

SMB1394: All versions

SMB1395: All versions

SMB1396: All versions

SMB1398: All versions

SMR525: All versions

SMR526: All versions

SMR545: All versions

SMR546: All versions

WCD9326: All versions

WCD9341: All versions

WCD9370: All versions

WCD9375: All versions

WCD9380: All versions

WCD9385: All versions

WCN3615: All versions

WCN3660B: All versions

WCN3680: All versions

WCN3680B: All versions

WCN3950: All versions

WCN3980: All versions

WCN3988: All versions

WCN3990: All versions

WCN3991: All versions

WCN3998: All versions

WCN6740: All versions

WCN6850: All versions

WCN6851: All versions

WCN6856: All versions

WGR7640: All versions

WSA8810: All versions

WSA8815: All versions

WSA8830: All versions

WSA8835: All versions

WTR2955: All versions

WTR2965: All versions

WTR3925: All versions

External links
http://www.qualcomm.com/company/product-security/bulletins/april-2021-bulletin
http://source.codeaurora.org/quic/le/platform/hardware/qcom/gps/commit/?id=a06bbe8aa633e00c195866a8416ac9181c1fb652

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

Latest bulletins with this vulnerability

Multiple vulnerabilities in Qualcomm chipsets