CVE-2015-7510 json
Stack-based buffer overflow in the getpwnam and getgrnam functions of the NSS module nss-mymachines in systemd.
published 2017-09-25 9 y ago modified 2026-06-17 4 mo ago also EUVD-2015-7431
- cvss
- 9.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 4.3%
- EPSS 4.3% chance of exploitation in 30 days, percentile 91%
- public exploits
- 0
- none known
Summary
Stack-based buffer overflow in the getpwnam and getgrnam functions of the NSS module nss-mymachines in systemd.
Patch / fix
- systemd Debian 14, Debian 13, Debian 12 229-1
debian advisories DEBIAN-CVE-2015-7510
- systemd openSUSE Tumbleweed 228-17.1
opensuse advisories openSUSE-SU-2024:10356-1
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2015-7510 updated cvss 6.0
systemd: Stack overflow in nss-mymachines
-
Red Hat Enterprise Linux 7 systemd, libgudev1, systemd-libs, systemd-sysv, systemd-python, systemd-networkd, +2 morenot affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
Exploit prediction
4.33% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- github.com https://github.com/systemd/systemd/issues/2002 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
github.com
/keszybz/systemd/commit/cb31827d62066a04b02111df3052949fda4b6888
patch, third-party-advisory
-
github.com
/systemd/systemd/issues/2002
exploit, patch, third-party-advisory
-
bugzilla.redhat.com
/show_bug.cgi?id=1284642
issue-tracking, patch, third-party-advisory, vdb-entry
Sources
- CVE List CVE-2015-7510
- NVD CVE-2015-7510
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.