#VU51883 Double Free in Qualcomm products - CVE-2020-11246

Vulnerability identifier: #VU51883

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2020-11246

CWE-ID: CWE-415

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
APQ8017
APQ8053
MSM8917
MSM8920
MSM8937
MSM8940
MSM8953
QCA6574AU
SA6155P
SD675
SD205
SD210
SD450
SD665
SD670
SD710
SD730
SD835
SD845
SD855
SDM630
SDX55
APQ8037
AQT1000
PM215
PM3003A
PM4125
PM439
PM456
PM6125
PM6150
PM6150A
PM6150L
PM6250
PM6350
PM660
PM660A
PM660L
PM7150A
PM7150L
PM7250
PM7250B
PM7350C
PM8004
PM8005
PM8008
PM8009
PM8150A
PM8150B
PM8150C
PM8150L
PM8250
PM8350
PM8350B
PM8350BH
PM8350BHS
PM8350C
PM855
PM855B
PM855L
PM855P
PM8909
PM8937
PM8940
PM8953
PM8998
PMI632
PMI8937
PMI8952
PMI8998
PMK7350
PMK8002
PMK8003
PMK8350
PMM6155AU
PMM8155AU
PMM8195AU
PMM855AU
PMR525
PMR735A
PMR735B
PMX50
PMX55
QAT3514
QAT3516
QAT3518
QAT3519
QAT3522
QAT3550
QAT3555
QAT5515
QAT5516
QAT5522
QAT5533
QAT5568
QBT1500
QBT2000
QCA6310
QCA6320
QCA6335
QCA6390
QCA6391
QCA6420
QCA6421
QCA6426
QCA6430
QCA6431
QCA6436
QCA6564A
QCA6564AU
QCA6574
QCA6574A
QCA6595
QCA6595AU
QCA6696
QCM2290
QCM4290
QCM6125
QCS2290
QCS4290
QCS6125
QDM2301
QDM2302
QDM2305
QDM2307
QDM2308
QDM2310
QDM3301
QDM3302
QDM4643
QDM4650
QDM5579
QDM5620
QDM5621
QDM5650
QDM5652
QDM5670
QDM5671
QDM5677
QDM5679
QET4100
QET4101
QET5100
QET5100M
QET6100
QET6110
QFE2101
QFE2520
QFE2550
QFE3340
QFE4301
QFE4302
QFE4303
QFE4305
QFE4308
QFE4309
QFE4320
QFE4373FC
QFS2530
QFS2580
QFS2608
QFS2630
QLN1020
QLN1030
QLN4640
QLN4642
QLN4650
QLN5020
QLN5030
QLN5040
QPA2625
QPA4340
QPA4360
QPA4361
QPA5373
QPA5461
QPA5580
QPA5581
QPA6560
QPA8673
QPA8675
QPA8686
QPA8801
QPA8802
QPA8803
QPA8821
QPA8842
QPM2630
QPM4621
QPM4630
QPM4640
QPM4641
QPM4650
QPM5620
QPM5621
QPM5641
QPM5657
QPM5658
QPM5670
QPM5677
QPM5679
QPM5870
QPM5875
QPM6582
QPM6585
QPM6621
QPM6670
QPM8820
QPM8830
QPM8870
QPM8895
QSM7250
QSW6310
QSW8573
QSW8574
QTC410S
QTC800H
QTC800S
QTC801S
QTM525
Qualcomm215
RSW8577
SA6145P
SA6150P
SA6155
SA8150P
SA8155
SA8155P
SA8195P
SD429
SD439
SD460
SD632
SD660
SD662
SD678
SD6905G
SD720G
SD750G
SD765
SD765G
SD768G
SD8655G
SD870
SD8885G
SDR051
SDR052
SDR425
SDR660
SDR660G
SDR675
SDR735
SDR735G
SDR8150
SDR8250
SDR865
SDX50M
SDX55M
SDXR1
SDXR25G
SM4125
SM6250
SM6250P
SM7250P
SM7350
SMB1351
SMB1354
SMB1355
SMB1358
SMB1380
SMB1381
SMB1390
SMB1394
SMB1395
SMB1396
SMB1398
SMR525
SMR526
SMR545
SMR546
WCD9326
WCD9335
WCD9340
WCD9341
WCD9370
WCD9375
WCD9380
WCD9385
WCN3610
WCN3615
WCN3660B
WCN3680
WCN3680B
WCN3910
WCN3950
WCN3980
WCN3988
WCN3990
WCN3991
WCN3998
WCN6740
WCN6750
WCN6850
WCN6851
WCN6856
WGR7640
WSA8810
WSA8815
WSA8830
WSA8835
WTR2955
WTR2965
WTR3925
WTR4905
WTR5975
WTR6955

Software vendor:
Qualcomm

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

The vulnerability exists due to a boundary error in Digital Rights Management when the device moves to suspend mode during secure playback. A malicious application can can trigger a double free error and execute arbitrary code with elevated privileges.

Install updates from vendor's website.

• https://www.qualcomm.com/company/product-security/bulletins/april-2021-bulletin