CVE-2019-19966: debian debian_linux Use After Free
CVSS: 4.6v3.1MediumModified
AliasesUBUNTU-CVE-2019-19966DEBIAN-CVE-2019-19966
Published 25-12-2019Last modified 05-08-2024
Vulnerability summary
CVE-2019-19966 is a medium (CVSS 4.6) Use After Free vulnerability in debian debian_linux. EPSS estimates a 0.63% chance of exploitation in the next 30 days, higher than 49.2% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
4.6/10
010
Medium · v3.1 (NVD)EPSS score
0.63%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 14 · Related 13Timeline
- 25-12-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
In the Linux kernel before 5.1.6, there is a use-after-free in cpia2_exit() in drivers/media/usb/cpia2/cpia2_v4l.c that will cause denial of service, aka CID-dea37a972655.
CVSS metrics
4 scores · 3 sources · 2 versionsMedium 4.6Preferred score · NVD (NIST)
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated4.6MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated4.6MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Low 2.1Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
0.63%
Chance of exploitation in the next 30 days
Percentile
49%
Versus all other CVEs
30-day change
0.00 pp
From 0.63% on 18-09-2026
18-09-202618-10-2026
EPSS score0.63%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (git.kernel.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Ubuntu28 products
- linuxAll versions (No fix recorded) | < 4.4.0-157.185 | < 4.15.0-60.67
- linux-aws< 4.4.0-1054.58 | < 4.4.0-1090.101 | < 4.15.0-1047.49
- linux-aws-fips< 4.15.0-2018.18 | All versions (No fix recorded)
- linux-aws-hwe< 4.15.0-1047.49~16.04.1
- linux-azure< 4.15.0-1059.64~14.04.1 | < 4.15.0-1056.61 | < 5.0.0-1018.19~18.04.1
Netapp10 products
- active_iq_unified_managerna
- aff_baseboard_management_controllera700s
- cloud_backupna
- data_availability_servicesna
- e-series_santricity_os_controller≥ 11.0, ≤ 11.70.2
Debian2 products
- linux< 5.2.6-1
- debian_linuxEOL8.0
Linux1 product
- linux_kernel< 5.1.6
Opensuse1 product
- leapEOL15.1
5 vendors · 42 products
References
9 links- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.6X Refsource MISCREPORTRelease NotesThird Party Advisory
lists.debian.org/debian-lts-announce/2020/01/msg00013.htmlMailing ListX Refsource MLISTThird Party Advisory- lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlVendor AdvisoryX Refsource SUSEBroken LinkMailing ListThird Party Advisory