- Description
- A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow. This issue can result in memory corruption or a denial of service when processing crafted input.
- Source
- secalert@redhat.com
- NVD status
- Awaiting Analysis
CVSS 3.1
- Type
- Secondary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- HIGH
- secalert@redhat.com
- CWE-121
- Hype score
- Not currently trending
🚨 Critical #libxml2 patch for #openSUSE (CVE-2025-49794 to CVE-2025-6021). DoS/RCE risks! Update via: zypper patch Details: 👉 https://t.co/ispqm7BtNi https://t.co/3R8b5vB5Ak
@Cezar_H_Linux
16 Jul 2025
28 Impressions
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CVE-2025-6021 (CVSS:7.5, HIGH) is Awaiting Analysis. A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a ..https://t.co/Owiw4Olwmy #cybersecurityawareness #cybersecurity #CVE #infosec #hacker #nvd #mitre
@cracbot
17 Jun 2025
9 Impressions
0 Retweets
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5 CVEs in libxml2 https://t.co/nHoIvYT13R CVE-2025-49794: Heap UAF DoS CVE-2025-49795: Null pointer dereference DoS CVE-2025-49796: Type confusion DoS CVE-2025-6021: Integer and Buffer Overflow in xmlBuildQName() CVE-2025-6170: Stack-based Buffer Overflow in xmllint Shell
@oss_security
17 Jun 2025
2650 Impressions
11 Retweets
24 Likes
8 Bookmarks
1 Reply
1 Quote
CVE-2025-6021 A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow. This issue can resu… https://t.co/7op4f9yvQH
@CVEnew
12 Jun 2025
295 Impressions
0 Retweets
2 Likes
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0 Replies
0 Quotes