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CVE-2019-1999

In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper...

7.8 HighPublic exploitFix available

In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-120025196.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.81%Down 1.7 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.8

In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-120025196.

Record
CVE-2019-1999
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Weakness
CWE-415
Updated
2026-11-02
CVE List No score

In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-120025196.

Record
CVE-2019-1999
Updated
2026-11-02
EUVDEUVD-2019-10556 No score

In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-120025196.

Record
EUVD-2019-10556
Updated
2026-11-03
GitHub AdvisoriesGHSA-h74g-q6cf-5qxm 7.8

In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper...

In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-120025196.

Record
GHSA-h74g-q6cf-5qxm
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-415
Updated
2026-11-02
OSV 7.8

In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-120025196.

Record
CVE-2019-1999
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2019-1999 7.8

In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-120025196.

Record
DEBIAN-CVE-2019-1999
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2019-1999 7.3

In binder_alloc_free_page of binder_alloc.c, there is a possible double free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-120025196.

Record
UBUNTU-CVE-2019-1999
CVSS 4.0
7.3 HighCVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
linux
Debian:12
 before 5.2.6-1
5.2.6-1
linux
Debian:13
 before 5.2.6-1
5.2.6-1
linux
Debian:14
 before 5.2.6-1
5.2.6-1
linux
Debian:10
From an advisory covering 12 CVEs
 before 4.19.37-5+deb10u2, plus listed versions
4.19.37-54.19.37-5+deb10u14.19.37-5+deb10u2~bpo9+1
4.19.37-5+deb10u2
linux-aws-fips
Ubuntu:Pro:FIPS-updates:18.04:LTS
 before 4.15.0-2018.18, plus listed versions
4.15.0-2000.4
4.15.0-2018.18
linux-azure-fips
Ubuntu:Pro:FIPS-updates:18.04:LTS
 before 4.15.0-2006.7, plus listed versions
4.15.0-1002.2
4.15.0-2006.7
linux-aws-fips
Ubuntu:Pro:FIPS:18.04:LTS
 All versions, plus listed versions
4.15.0-2000.4
 None known
linux-azure-fips
Ubuntu:Pro:FIPS:18.04:LTS
 All versions, plus listed versions
4.15.0-1002.2
 None known
linux-gcp-fips
Ubuntu:Pro:FIPS:18.04:LTS
 All versions, plus listed versions
4.15.0-1001.1
 None known
linux-azure-fde
Ubuntu:20.04:LTS
 All versions, plus listed versions
5.4.0-1063.66+cvm2.25.4.0-1063.66+cvm3.25.4.0-1064.67+cvm1.15.4.0-1065.68+cvm2.15.4.0-1067.70+cvm1.1
Show 21 moreShow less
5.4.0-1068.71+cvm1.15.4.0-1069.72+cvm1.15.4.0-1070.73+cvm1.15.4.0-1072.75+cvm1.15.4.0-1073.76+cvm1.15.4.0-1074.77+cvm1.15.4.0-1076.79+cvm1.15.4.0-1078.81+cvm1.15.4.0-1080.83+cvm1.15.4.0-1083.87+cvm1.15.4.0-1085.90+cvm1.15.4.0-1085.90+cvm2.15.4.0-1086.91+cvm1.15.4.0-1089.94+cvm1.25.4.0-1090.95+cvm1.15.4.0-1091.96+cvm1.15.4.0-1092.97+cvm1.15.4.0-1095.101+cvm1.15.4.0-1098.104+cvm1.15.4.0-1100.106+cvm1.15.4.0-1103.109+cvm1.1
 None known
Show 7 moreShow less
Affected packages
PackageAffectedFixed
linux-gke
Ubuntu:20.04:LTS
 All versions, plus listed versions
5.4.0-1033.355.4.0-1035.375.4.0-1036.385.4.0-1037.395.4.0-1039.41
Show 45 moreShow less
5.4.0-1041.435.4.0-1042.445.4.0-1043.455.4.0-1044.465.4.0-1046.485.4.0-1049.525.4.0-1051.545.4.0-1052.555.4.0-1053.565.4.0-1054.575.4.0-1055.585.4.0-1056.595.4.0-1057.605.4.0-1059.625.4.0-1061.645.4.0-1062.655.4.0-1063.665.4.0-1065.685.4.0-1066.695.4.0-1067.705.4.0-1068.715.4.0-1071.765.4.0-1072.775.4.0-1074.795.4.0-1076.825.4.0-1078.845.4.0-1080.865.4.0-1081.875.4.0-1083.895.4.0-1084.905.4.0-1086.935.4.0-1087.945.4.0-1090.975.4.0-1091.985.4.0-1094.1015.4.0-1095.1025.4.0-1096.1035.4.0-1097.1045.4.0-1098.1055.4.0-1099.1065.4.0-1100.1075.4.0-1101.1085.4.0-1102.1095.4.0-1103.1105.4.0-1104.111
 None known
linux-raspi2
Ubuntu:20.04:LTS
 All versions, plus listed versions
5.3.0-1007.85.3.0-1014.165.3.0-1015.175.3.0-1017.195.4.0-1004.45.4.0-1006.6
 None known
linux-riscv
Ubuntu:20.04:LTS
 All versions, plus listed versions
5.4.0-24.285.4.0-26.305.4.0-27.315.4.0-28.325.4.0-30.34
Show 7 moreShow less
5.4.0-31.355.4.0-33.375.4.0-34.385.4.0-36.415.4.0-37.425.4.0-39.445.4.0-40.45
 None known
linux-intel-iot-realtime
Ubuntu:22.04:LTS
 All versions, plus listed versions
5.15.0-1073.75
 None known
linux-realtime
Ubuntu:22.04:LTS
 All versions, plus listed versions
5.15.0-1032.35
 None known
linux-riscv
Ubuntu:22.04:LTS
 All versions, plus listed versions
5.13.0-1004.45.13.0-1006.6+22.04.15.13.0-1007.7+22.04.15.13.0-1010.11+22.04.15.15.0-1004.4
Show 18 moreShow less
5.15.0-1005.55.15.0-1006.65.15.0-1007.75.15.0-1008.85.15.0-1011.125.15.0-1012.135.15.0-1014.165.15.0-1015.175.15.0-1016.185.15.0-1017.195.15.0-1018.215.15.0-1019.225.15.0-1020.235.15.0-1022.265.15.0-1023.275.15.0-1026.305.15.0-1027.315.15.0-1028.32
 None known
linux-raspi-realtime
Ubuntu:24.04:LTS
 All versions, plus listed versions
6.8.0-2019.20
 None known

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBAndroid - binder Use-After-Free of VMA via race Between reclaim and munmap2019-02-12

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-1999 is a high vulnerability (CVSS 7.8) in Android, published February 28, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.81%, the 56th percentile. Fixed in linux 5.2.6-1.

References

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Left out here: 1 version. The JSON record has them.

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