CVE-2019-9638: canonical ubuntu_linux Out-of-bounds Read
Vulnerability summary
CVE-2019-9638 is a high (CVSS 7.5) Out-of-bounds Read vulnerability in canonical ubuntu_linux. EPSS estimates a 6.68% chance of exploitation in the next 30 days, higher than 93.9% of scored vulnerabilities. 1 public exploit is recorded.
Public exploit (reference, Date unknown)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 16 · Related 11Timeline
- 08-03-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
An issue was discovered in the EXIF component in PHP before 7.1.27, 7.2.x before 7.2.16, and 7.3.x before 7.3.3. There is an uninitialized read in exif_process_IFD_in_MAKERNOTE because of mishandling the maker_note->offset relationship to value_len.
CVSS metrics
5 scores · 3 sources · 3 versions- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · AlpineEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
6.68%
Chance of exploitation in the next 30 days
Percentile
94%
Versus all other CVEs
30-day change
No change 0.00 pp
From 6.68% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
1 foundExploit Reference (bugs.php.net)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu3 products
- php5< 5.5.9+dfsg-1ubuntu4.29
- php7.0< 7.0.33-0ubuntu0.16.04.3
- php7.2< 7.2.15-0ubuntu0.18.04.2
Alpine1 product
- php7< 7.2.16-r0 | < 7.1.29-r0 | < 7.2.17-r0
Canonical1 product
- ubuntu_linuxEOL12.04 | 14.04 | 16.04 | 18.04 | 18.10
Debian1 product
- debian_linuxEOL8.0 | 9.0
Netapp1 product
Opensuse1 product
- leapEOL15.0 | 15.1 | 42.3
Php1 product
- php< 7.1.27 | ≥ 7.2.0, < 7.2.16 | ≥ 7.3.0, < 7.3.3
Redhat1 product
8 vendors · 10 products
References
19 links
- lists.debian.org/debian-lts-announce/2019/03/msg00043.htmlMailing ListX Refsource MLISTThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2019-06/msg00012.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
Show all 19 references
- lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory