CVE-2023-29499: gnome glib Uncontrolled Resource Consumption
CVSS: 7.5v3.1HighModified
AliasesUBUNTU-CVE-2023-29499DEBIAN-CVE-2023-29499
Published 14-09-2023Last modified 14-10-2026
Vulnerability summary
CVE-2023-29499 is a high (CVSS 7.5) Uncontrolled Resource Consumption vulnerability in gnome glib. EPSS estimates a 0.78% chance of exploitation in the next 30 days, higher than 55.1% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
0.78%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 6 · Related 3Timeline
- 14-09-2023PublishedVulnerability first disclosed.
- 14-10-2026Last modifiedVulnerability information updated.
Description
A flaw was found in GLib. GVariant deserialization fails to validate that the input conforms to the expected format, leading to denial of service.
CVSS metrics
4 scores · 4 sources · 1 versionHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSources4 sources · 5.5–7.5
- CVE.orgCNA5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HDiffers
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HDiffers
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.78%
Chance of exploitation in the next 30 days
Percentile
55%
Versus all other CVEs
30-day change
+0.01 pp
From 0.77% on 19-09-2026
19-09-202619-10-2026
EPSS score0.78%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian1 product
- glib2.0< 2.74.4-1
Gnome1 product
- glib< 2.74.4
Ubuntu1 product
- glib2.0< 2.40.2-0ubuntu1.1+esm6 | < 2.48.2-0ubuntu4.8+esm3 | < 2.56.4-0ubuntu0.18.04.9+esm3 | < 2.64.6-1~ubuntu20.04.6 | < 2.72.4-0ubuntu2.2
3 vendors · 3 products
